Summa 60 degrees – (SUMMA) lettering knife | Computer lettering knife | summa knife

1 11月 2014 | 没有评论 | posted by admin | in Summa Blade

Summa 60 degrees – (SUMMA) lettering knife | Computer lettering knife | summa knife

Summa  45 degrees (Grapthec) lettering knife
Overview Technical data:
– Cutting material 0.25 mm thick (CB09) /1.50 mm thick (CB15)
-CB09 Diameter of 0.9 mm (0.04 “) / Length 18 mm (0.71”)
-CB15 Diameter of 1.5mm (0.06 “) / Length 18 mm (0.71”)
– Optional: 89-90% Wc / 10-11% drill
– Hardness: 91,5HRA Rockwell
– Breaking strength: 4000-4200 / mm

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