Feature●Impressive features: no grain required, not easy to break, can be used for deburring, chamfering and opening.●Cobalt coating: the cobalt coating provides excellent durability and sharpness, reduces friction and runs cooler.●Tips: hand drills and bench drills can be used to open stainless steel. Plates with a diameter of 1 mm or less can be opened with a hand drill, and a 2-3 mm plate can be opened with a bench drill.●High-quality materials: this step drill is made of high-speed steel material, which has high wear resistance, high toughness and high strength.●Wide range of applications: this step drill is often used for perforating various materials, e.g. stainless steel, wood, thin iron, aluminium alloys, moisture-resistant plates, PVC panels, etc.Description
Specification:
Product Type: Step Drill
Material: high-speed steel.
Standard (optional): 3-12, 4-12, 4-20, 4-22, 6-24, 4-32, 6-35.
Package list:
1 x drill bit.