Ocut Twist Drill Bit Straight Shank Cobalt-Containing Stainless Steel Special Drilling Super-Hard Rotor Metal Iron Aluminum Alloy Drill Bit 1-20mm

Ocut Twist Drill Bit Straight Shank Cobalt-Containing Stainless Steel Special Drilling Super-Hard Rotor Metal Iron Aluminum Alloy Drill Bit 1-20mm

제품명: Cobalt-containing twist drill
재료: M35 high speed steel
Product specifications: M1-M13
기준: 메트릭
Surface treatment: no treatment
특징: high hardness, wear resistance and high temperature
Product usage: stainless steel, mold steel, aluminum, iron, 구리, 등…