escription: 4-32mm Spiral Grooved Step Drill Bit Nitrogen Coated Step Drill Specification:
Colour: Black (as picture shown)
Material: High Speed Steel Surface: Nitrogen treatment (increasing the hardness & abrasion resistance) Shank: Triangle round handle Scop: Thin iron plate, aluminum, insulation panels, PVC panels 4mm thickness within the timber. Type: 4-32mm (4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32mm) Shank: 25 x 10mm Total
Size: 30 x 105mm
Features: No need for a pilot hole. Nitrogen coated to reduce friction & run cooler. Automatically deburr holes as you drill. High speed steel, durable. Widely used to cut holes in a variety of material like steel, wood, thin iron, aluminum alloy, insulation boards, PVC sheet, ect. Package Included: 1 x Step Drill More
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