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

Description 4 20mm HSS Titanium Coated Hex Shank Spiral Grooved Step Drill BitSpecification Material HSS High Speed SteelSurface Titanium PlatedShank Hex ShankSize 4 20 mmStep 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 1pcFeatures 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 BitMore Details