metal drill bit is made from M35 material including 5% cobalt for high hardness and consistent performance.
2. The 3.5 mm drill bits is a 135 degree split head that starts drilling immediately with less force, eliminating “walking” on the work surface.
3. The 3.5 drill bit pack is suitable for drilling in stainless steel, cast iron, sheet metal, steel plates and angle iron and is widely used for drilling in stainless steel plates, automotive spring steel and die steel.
4. The 3.5mm hard metal drill bits has a high surface finish, high grinding accuracy and is sharp and durable during use.
5. The cobalt steel extends the life of the cutting edge and maintains the cutting life after resharpening.
Specifications:
Material: HSS CO/M35
Drill bit size(Optional):1.0, 1.5mm, 2mm, 2.5mm, 3.0mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 5mm
Quantity:10
Package included:
10 x M35 Cobalt Drill Bits