Eachine 4-20mm Hss Titanium Coated Hex Shank Spiral Grooved Step Drill Bit

Description: 4-20mm HSS Titanium Coated Hex Shank Spiral Grooved Step Drill Bit Specification: Material : HSS / High Speed Steel Surface :Titanium Plated Shank: Hex Shank Size: 4-20 mm Step: 9 Step (4mm,6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm) Scop : thin iron plate,aluminum,insulation panels,PVC panels 4mm thickness within the timber. Quantity: 1pc Features: No need for a pilot hole. Titanium coated to reduce friction and run cooler. Automatically deburr holes as you drill. High speed steel,durable. HSS Drill Bit Set For Wood, Plastic and Aluminum, Copper, Steel. Ideal For DIY, Home and General Building/Engineering Using. Package Included: 1 x Step Drill Bit More Details: