Model Number:Ejoyous4vrxo1cm3z-10 Material:Stainless Steel Item Weight:5 g Descriptions:These drill bits are made of M35 material, includes 5% 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 5% 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/M35Drill bit size(Optional):1.0, 1.5mm, 2mm, 2.5mm, 3.0mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 5mmQuantity:10Package included:10 x M35 Cobalt Drill Bits About this item [135-degree Split-point Tip]: 135-degree split-point tip starts drilling immediately with less force and eliminates "walking" across the work surface [High Quality and Stable Performance]: Made of M35 material, includes 5% cobalt, high hardness, stable performance [Durable]: With high surface finish, high grinding precision, the blade is sharp and durable in use; Cobalt steel extends cutting edge life and maintains cutting life after resharpening [Widely Used]: It is widely used in the drilling of stainless steel plate, automobile spring steel and die steel; Ideal for drilling on stainless steel, cast iron, sheet metal, steel plate, Angle iron [Multi-size]: Drill size (optional); 1.0, 1.5mm, 2mm, 2.5mm, 3.0mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 5mm; There are 10 different sizes to meet different needs [135-degree Split-point Tip] [High Quality and Stable Performance] [Durable] [Widely Used] [Multi-size]