M35 Cobalt Drill Bit Set HSS CO Drills Set 1.0 5.0MM for Drilling on Stainless Steel

Descriptions: These drill bits are made of M35 material, includes 5percent cobalt, high hardness, stable performance. Cobalt steel extends cutting edge life and maintains cutting life after resharpening Ideal for drilling on stainless steel, cast iron, sheet metal, steel plate, Angle iron. Features: Made of M35 material, includes 5percent cobalt, high hardness, stable performance. 135 degree split point tip starts drilling immediately with less force and eliminates walking across the work surface. Ideal for drilling on stainless steel, cast iron, sheet metal, steel plate, Angle iron. With high surface finish, high grinding precision , the blade is sharp and durable in use. It is widely used in the drilling of stainless steel plate, automobile spring steel and die steel Cobalt steel extends cutting edge life and maintains 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 Specification(mm) Working length Total length Weight(g) 1 12 30 3 1.5 18 40 6 2 24 49 11 2.5 30 57 19 3 33 61 30 3.2 35 65 35 3.5 40 70 44 4 43 75 57 4.5 43 80 72 5 51 85 99 Package included: 10 x M35 Cobalt Drill Bits