3pcs straight flute triangle shank step drill bit sets HSS 4-12mm 4-20mm 4-32mm drills for woodworking, metal, hole cutter

3pcs straight flute triangle shank step drill bit sets HSS 4-12mm 4-20mm 4-32mm drills for woodworking, metal, hole cutter
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sku: 1005001567597730
$10.80
Shipping from: China
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