Features:
M35 cobalt step drill (HSS Co) is a high hardness step drill bit that is mainly applied for drilling high hardness steel, such as, the stainless steel plane and hardened steel. M35 step drill bit can be utilized to drill holes in the stainless steel plane.
*Cobalt drills are not made from pure cobalt, but rather a steel alloy with a certain percentage of cobalt. The 5 percent alloy is known as M35 grade.
Specification:
Type:M35 cobalt step drill (HSS Co)
Material: High Speed Steel
Size:
4-12 mm (4,6,8,10,12mm)
4-12 mm (4,5,6,7,8,9,10,11,12mm)
4-20 mm (4,6,8,10,12,14,16,18,20mm)
4-32 mm (4,6,8,10,12,14,16,18,20,22,24,26,28,30,32mm)
Package Included:
1 x Step Drill Bits