Frequently bought together:
Description
5Pcs/Set Hole Serration Kit 16-30mm HSS Drill Bit Set for Steel Iron Plate Titanium Plated Drill Bits
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Hard alloy & stainless steel material, high hardness and high efficiency
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Widely used in 3mm stainless steel plate, and 10mm iron plate
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Excellent performance, sharp edge, very smooth cutting, no chipping phenomenon
Specification:
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Length: 65mm/2.55"
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Shank diameter: 9mm/0.35"
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Outer diameter: 16mm/0.62'', 18.5mm/0.72'', 20mm/0.78'', 25mm/0.98'', 30mm/1.18''