Name: Pentel Ain Stein 0.3mm Pencil Leads
Brand: Pentel
SKU: PEN001-AINSTEIN-L-0.3-H
Price: 1.99 GBP
Availability: InStock

Pentel Ain Stein 0.3mm H Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for precision writing, drafting and technical drawing

Pentel Ain Stein 0.3mm B Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for smooth writing, drafting and precision technical drawing

Designed for precision mechanical pencils, Pentel Ain Stein 0.3mm Pencil Leads combine exceptional strength with smooth writing performance. Available in B and H grades, these high-performance leads are ideal for technical drawing, drafting, writing and detailed work where accuracy matters.

Premium Pentel Ain Stein pencil leads
Ultra-fine 0.3mm lead diameter
Available in B and H grades
Strong, break-resistant lead formulation
Smooth writing and consistent performance
15 leads per tube

Lead Grade

H (C273-H)

B (C273-B)

Pack Size

1 Tube (15 Leads)

3 Tubes (45 Leads)

6 Tubes (90 Leads)

12 Tubes (180 Leads)

£1.99

Order within -- for dispatch soon

In stock, ready to ship
Backordered, shipping soon

Fast & Tracked UK Delivery

Established UK Retailer Since 2013

Easy 30-Day Returns

Secure Checkout

Free Tracked UK Delivery

On orders over £30.

Tracked UK Delivery

£3.50 on orders below £30.

Free Express Delivery

On orders over £100.

Express Delivery

£4.50 on orders below £100.

Next Working Day Delivery

£7.50.

30-day returns on unused items in their original condition. Customers are responsible for return postage.

Recommended Accessories

[{"id":12335468314723,"title":"H (C273-H) \/ 1 Tube (15 Leads)","option1":"H (C273-H)","option2":"1 Tube (15 Leads)","option3":null,"sku":"PEN001-AINSTEIN-L-0.3-H","requires_shipping":true,"taxable":true,"featured_image":{"id":94588591604091,"product_id":1394333810787,"position":1,"created_at":"2026-08-13T14:24:36+01:00","updated_at":"2026-08-13T14:24:39+01:00","alt":"Pentel Ain Stein 0.3mm H Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for precision writing, drafting and technical drawing","width":1600,"height":1200,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-h_jpg.jpg?v=1786627479","variant_ids":[12335468314723,12335468380259,44952653005119,44952653037887]},"available":true,"name":"Pentel Ain Stein 0.3mm Pencil Leads - H (C273-H) \/ 1 Tube (15 Leads)","public_title":"H (C273-H) \/ 1 Tube (15 Leads)","options":["H (C273-H)","1 Tube (15 Leads)"],"price":199,"weight":0,"compare_at_price":null,"inventory_quantity":15,"inventory_management":"shopify","inventory_policy":"deny","barcode":"4902506269133","featured_media":{"alt":"Pentel Ain Stein 0.3mm H Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for precision writing, drafting and technical drawing","id":71787541234043,"position":1,"preview_image":{"aspect_ratio":1.333,"height":1200,"width":1600,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-h_jpg.jpg?v=1786627479"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":12335468380259,"title":"H (C273-H) \/ 3 Tubes (45 Leads)","option1":"H (C273-H)","option2":"3 Tubes (45 Leads)","option3":null,"sku":"PEN001-AINSTEIN-L-0.3-H-X3","requires_shipping":true,"taxable":true,"featured_image":{"id":94588591604091,"product_id":1394333810787,"position":1,"created_at":"2026-08-13T14:24:36+01:00","updated_at":"2026-08-13T14:24:39+01:00","alt":"Pentel Ain Stein 0.3mm H Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for precision writing, drafting and technical drawing","width":1600,"height":1200,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-h_jpg.jpg?v=1786627479","variant_ids":[12335468314723,12335468380259,44952653005119,44952653037887]},"available":true,"name":"Pentel Ain Stein 0.3mm Pencil Leads - H (C273-H) \/ 3 Tubes (45 Leads)","public_title":"H (C273-H) \/ 3 Tubes (45 Leads)","options":["H (C273-H)","3 Tubes (45 Leads)"],"price":529,"weight":0,"compare_at_price":null,"inventory_quantity":5,"inventory_management":"shopify","inventory_policy":"deny","barcode":null,"featured_media":{"alt":"Pentel Ain Stein 0.3mm H Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for precision writing, drafting and technical drawing","id":71787541234043,"position":1,"preview_image":{"aspect_ratio":1.333,"height":1200,"width":1600,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-h_jpg.jpg?v=1786627479"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":44952653005119,"title":"H (C273-H) \/ 6 Tubes (90 Leads)","option1":"H (C273-H)","option2":"6 Tubes (90 Leads)","option3":null,"sku":"PEN001-AINSTEIN-L-0.3-H-X6","requires_shipping":true,"taxable":true,"featured_image":{"id":94588591604091,"product_id":1394333810787,"position":1,"created_at":"2026-08-13T14:24:36+01:00","updated_at":"2026-08-13T14:24:39+01:00","alt":"Pentel Ain Stein 0.3mm H Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for precision writing, drafting and technical drawing","width":1600,"height":1200,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-h_jpg.jpg?v=1786627479","variant_ids":[12335468314723,12335468380259,44952653005119,44952653037887]},"available":true,"name":"Pentel Ain Stein 0.3mm Pencil Leads - H (C273-H) \/ 6 Tubes (90 Leads)","public_title":"H (C273-H) \/ 6 Tubes (90 Leads)","options":["H (C273-H)","6 Tubes (90 Leads)"],"price":1000,"weight":0,"compare_at_price":null,"inventory_quantity":2,"inventory_management":"shopify","inventory_policy":"deny","barcode":null,"featured_media":{"alt":"Pentel Ain Stein 0.3mm H Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for precision writing, drafting and technical drawing","id":71787541234043,"position":1,"preview_image":{"aspect_ratio":1.333,"height":1200,"width":1600,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-h_jpg.jpg?v=1786627479"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":44952653037887,"title":"H (C273-H) \/ 12 Tubes (180 Leads)","option1":"H (C273-H)","option2":"12 Tubes (180 Leads)","option3":null,"sku":"PEN001-AINSTEIN-L-0.3-H-X12","requires_shipping":true,"taxable":true,"featured_image":{"id":94588591604091,"product_id":1394333810787,"position":1,"created_at":"2026-08-13T14:24:36+01:00","updated_at":"2026-08-13T14:24:39+01:00","alt":"Pentel Ain Stein 0.3mm H Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for precision writing, drafting and technical drawing","width":1600,"height":1200,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-h_jpg.jpg?v=1786627479","variant_ids":[12335468314723,12335468380259,44952653005119,44952653037887]},"available":true,"name":"Pentel Ain Stein 0.3mm Pencil Leads - H (C273-H) \/ 12 Tubes (180 Leads)","public_title":"H (C273-H) \/ 12 Tubes (180 Leads)","options":["H (C273-H)","12 Tubes (180 Leads)"],"price":1949,"weight":0,"compare_at_price":null,"inventory_quantity":1,"inventory_management":"shopify","inventory_policy":"deny","barcode":null,"featured_media":{"alt":"Pentel Ain Stein 0.3mm H Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for precision writing, drafting and technical drawing","id":71787541234043,"position":1,"preview_image":{"aspect_ratio":1.333,"height":1200,"width":1600,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-h_jpg.jpg?v=1786627479"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":12335468085347,"title":"B (C273-B) \/ 1 Tube (15 Leads)","option1":"B (C273-B)","option2":"1 Tube (15 Leads)","option3":null,"sku":"PEN001-AINSTEIN-L-0.3-B","requires_shipping":true,"taxable":true,"featured_image":{"id":94588601631099,"product_id":1394333810787,"position":2,"created_at":"2026-08-13T14:27:26+01:00","updated_at":"2026-08-13T14:27:29+01:00","alt":"Pentel Ain Stein 0.3mm B Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for smooth writing, drafting and precision technical drawing","width":1600,"height":1200,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-b_jpg.jpg?v=1786627649","variant_ids":[12335468085347,12335468183651,44952652939583,44952652972351]},"available":true,"name":"Pentel Ain Stein 0.3mm Pencil Leads - B (C273-B) \/ 1 Tube (15 Leads)","public_title":"B (C273-B) \/ 1 Tube (15 Leads)","options":["B (C273-B)","1 Tube (15 Leads)"],"price":199,"weight":0,"compare_at_price":null,"inventory_quantity":58,"inventory_management":"shopify","inventory_policy":"deny","barcode":"4902506269119","featured_media":{"alt":"Pentel Ain Stein 0.3mm B Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for smooth writing, drafting and precision technical drawing","id":71787546640763,"position":2,"preview_image":{"aspect_ratio":1.333,"height":1200,"width":1600,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-b_jpg.jpg?v=1786627649"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":12335468183651,"title":"B (C273-B) \/ 3 Tubes (45 Leads)","option1":"B (C273-B)","option2":"3 Tubes (45 Leads)","option3":null,"sku":"PEN001-AINSTEIN-L-0.3-B-X3","requires_shipping":true,"taxable":true,"featured_image":{"id":94588601631099,"product_id":1394333810787,"position":2,"created_at":"2026-08-13T14:27:26+01:00","updated_at":"2026-08-13T14:27:29+01:00","alt":"Pentel Ain Stein 0.3mm B Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for smooth writing, drafting and precision technical drawing","width":1600,"height":1200,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-b_jpg.jpg?v=1786627649","variant_ids":[12335468085347,12335468183651,44952652939583,44952652972351]},"available":true,"name":"Pentel Ain Stein 0.3mm Pencil Leads - B (C273-B) \/ 3 Tubes (45 Leads)","public_title":"B (C273-B) \/ 3 Tubes (45 Leads)","options":["B (C273-B)","3 Tubes (45 Leads)"],"price":529,"weight":0,"compare_at_price":null,"inventory_quantity":19,"inventory_management":"shopify","inventory_policy":"deny","barcode":null,"featured_media":{"alt":"Pentel Ain Stein 0.3mm B Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for smooth writing, drafting and precision technical drawing","id":71787546640763,"position":2,"preview_image":{"aspect_ratio":1.333,"height":1200,"width":1600,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-b_jpg.jpg?v=1786627649"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":44952652939583,"title":"B (C273-B) \/ 6 Tubes (90 Leads)","option1":"B (C273-B)","option2":"6 Tubes (90 Leads)","option3":null,"sku":"PEN001-AINSTEIN-L-0.3-B-X6","requires_shipping":true,"taxable":true,"featured_image":{"id":94588601631099,"product_id":1394333810787,"position":2,"created_at":"2026-08-13T14:27:26+01:00","updated_at":"2026-08-13T14:27:29+01:00","alt":"Pentel Ain Stein 0.3mm B Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for smooth writing, drafting and precision technical drawing","width":1600,"height":1200,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-b_jpg.jpg?v=1786627649","variant_ids":[12335468085347,12335468183651,44952652939583,44952652972351]},"available":true,"name":"Pentel Ain Stein 0.3mm Pencil Leads - B (C273-B) \/ 6 Tubes (90 Leads)","public_title":"B (C273-B) \/ 6 Tubes (90 Leads)","options":["B (C273-B)","6 Tubes (90 Leads)"],"price":1000,"weight":0,"compare_at_price":null,"inventory_quantity":9,"inventory_management":"shopify","inventory_policy":"deny","barcode":null,"featured_media":{"alt":"Pentel Ain Stein 0.3mm B Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for smooth writing, drafting and precision technical drawing","id":71787546640763,"position":2,"preview_image":{"aspect_ratio":1.333,"height":1200,"width":1600,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-b_jpg.jpg?v=1786627649"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":44952652972351,"title":"B (C273-B) \/ 12 Tubes (180 Leads)","option1":"B (C273-B)","option2":"12 Tubes (180 Leads)","option3":null,"sku":"PEN001-AINSTEIN-L-0.3-B-X12","requires_shipping":true,"taxable":true,"featured_image":{"id":94588601631099,"product_id":1394333810787,"position":2,"created_at":"2026-08-13T14:27:26+01:00","updated_at":"2026-08-13T14:27:29+01:00","alt":"Pentel Ain Stein 0.3mm B Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for smooth writing, drafting and precision technical drawing","width":1600,"height":1200,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-b_jpg.jpg?v=1786627649","variant_ids":[12335468085347,12335468183651,44952652939583,44952652972351]},"available":true,"name":"Pentel Ain Stein 0.3mm Pencil Leads - B (C273-B) \/ 12 Tubes (180 Leads)","public_title":"B (C273-B) \/ 12 Tubes (180 Leads)","options":["B (C273-B)","12 Tubes (180 Leads)"],"price":1949,"weight":0,"compare_at_price":null,"inventory_quantity":4,"inventory_management":"shopify","inventory_policy":"deny","barcode":null,"featured_media":{"alt":"Pentel Ain Stein 0.3mm B Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for smooth writing, drafting and precision technical drawing","id":71787546640763,"position":2,"preview_image":{"aspect_ratio":1.333,"height":1200,"width":1600,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-b_jpg.jpg?v=1786627649"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}]

{"id":12335468314723,"title":"H (C273-H) \/ 1 Tube (15 Leads)","option1":"H (C273-H)","option2":"1 Tube (15 Leads)","option3":null,"sku":"PEN001-AINSTEIN-L-0.3-H","requires_shipping":true,"taxable":true,"featured_image":{"id":94588591604091,"product_id":1394333810787,"position":1,"created_at":"2026-08-13T14:24:36+01:00","updated_at":"2026-08-13T14:24:39+01:00","alt":"Pentel Ain Stein 0.3mm H Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for precision writing, drafting and technical drawing","width":1600,"height":1200,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-h_jpg.jpg?v=1786627479","variant_ids":[12335468314723,12335468380259,44952653005119,44952653037887]},"available":true,"name":"Pentel Ain Stein 0.3mm Pencil Leads - H (C273-H) \/ 1 Tube (15 Leads)","public_title":"H (C273-H) \/ 1 Tube (15 Leads)","options":["H (C273-H)","1 Tube (15 Leads)"],"price":199,"weight":0,"compare_at_price":null,"inventory_quantity":15,"inventory_management":"shopify","inventory_policy":"deny","barcode":"4902506269133","featured_media":{"alt":"Pentel Ain Stein 0.3mm H Mechanical Pencil Leads, featuring a refill tube containing 15 break-resistant graphite leads with Pentel Ain Stein reinforcement technology for precision writing, drafting and technical drawing","id":71787541234043,"position":1,"preview_image":{"aspect_ratio":1.333,"height":1200,"width":1600,"src":"\/\/drpen.co.uk\/cdn\/shop\/files\/pentel-ain-stein-0-3mm-pencil-leads-h_jpg.jpg?v=1786627479"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}