Para toda clase de portaminas. Altamente resistentes a la rotura. Dureza HB y diámetro de mina 2mm. 12 minas por tubo. Envase de 24 tubos.
Mechanical Pencils and leadholders
Rotring Tikky Mechanical Pencil Set, HB 0.7 mm, One Set (Including 5 Optional Colors, 12 Leads in one box and an Eraser) - AliExpress
final japan haul : r/mechanicalpencils
MINAS FABER 05 H SUPER POLYMER : Office Products
Pentel mechanical pencil Super Hi-Polymer leads let you jot down crisp, clean messages that are easy to read. This lead refill works with most Pentel
Pentel® Super Hi-Polymer® Leads, 0.5 mm, F, Medium, 12 Leads Per Tube
Design of smart nanoparticles for the electrochemical detection of 3,4‐methylenedioxymethamphetamine to allow in field screening by law enforcement officers - Truta - Drug Testing and Analysis - Wiley Online Library
MINAS PENTEL SUPER HI POLYMER (0.5 MM, 1 PZA.)
Shop eStationery
Rotring Tikky Mechanical Pencil Set, HB 0.7 mm, One Set (Including 5 Optional Colors, 12 Leads in one box and an Eraser) - AliExpress
Minas gruesas, 2 mm, dureza intermedia HB, para portaminas grueso
MINAS PLUS OFFICE 2 mm HB POLYMER