Double Blade Step Drill for Steel Plates for Stainless Steel Plates
Specifications:
Product Name : Hexagonal Shaft Step Drill Material: HSS-Co/M35 Coating: TiAlN Coating Hardness: HRC89 Number of Steps: 9 Step Length: 5 mm Size: 4,6,8,10,12,14,16,18,20 mm (4-20 mm) Shank Size: 1/4" Hex Shank Use: Thin Steel, Aluminum, Wood, Resin, etc.