2.8/ 3.5/ 5/ 6mm Straight Shank M35 Cobalt High Speed Steel HSS Twist Drill Bits

Product description:

Material: HSS M35 Cobalt 5%
Angle Point: 135 Degree
Shank Type: Straight Shank
Color: Gold
Material: high speed steel
Professional & widely use: M35 Cobalt HSS is more suitable for hardened material. Particularly successful in cutting through hard metals such as stainless steel, cast iron, high temperature alloy, titanium alloy, hard plastics and woods, and also can be used for softer materials.

Package: 10 pcs per pack ( Sizing information based on 10 pieces of 2.8 mm drill bit per pack)

FAQ of cobalt drill bits:

Q) What are cobalt drill bits?

A) Cobalt drill bits are drill bits comprising of different metals including a percentage of cobalt. The most common cobalt percentages are

5% (M35)

Q) When to use cobalt drill bits?

A) Cobalt drill bits should be used for drilling metal. They are particularly well suited to drilling harder metals such as stainless steel. This is due to the fact that the addition of cobalt enables the drill bit to perform at higher temperatures and also helps to reduce heat build up

An M35 (5% cobalt) drill bit will drill the majority of metals most people will need to drill. The added advantage of M35 cobalt drill bits is that they can be used in a hand held drill without too much fear of breakage.