Description: 4-32mm Spiral Grooved Step Drill Bit Nitrogen Coated Step Drill
Specification: Color: Black (as picture shown) Material: High Speed Steel Surface: Nitrogen treatment (increasing the hardness and 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 x105mm
Features: No need for a pilot hole. Nitrogencoated to reduce friction and 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
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