25PCS Din338 1.0-13mm M35 HSS Roast yellow cobalt twist drill bit for Stainless Steel and Hard Metal Steel Drilling
M35 cobalt-containing material characteristics:
Machinable stainless steel, die steel and other difficult-to-process workpieces, after heat treatment, M35 cobalt-containing high-speed steel can obtain high hardness, high wear resistance and high toughness.
Process: The whole strip is formed by grinding, with precise size, high service life and long efficiency.
Surface treatment: Roast yellow.
Usage: It can be used for chuck of rocker drill, bench drill or hand electric drill for drilling operation.
Scope of application: Used for drilling deep holes and deep positioning holes in aluminium, wood and forgeable iron.
List 1.5-6.5 mm:
1.0mm 1.5mm 2.0mm 2.5mm 3.0mm 3.5mm 4.0mm 4.5mm 5.0mm 5.5mm 6.0mm 6.5mm 7.0mm 7.5mm 8.0mm 8.5mm 9.0mm 9.5mm 10mm 10.5mm 11mm 11.5mm 12mm 12.5mm 13mm
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