Drill bits are made of different materials, and the type you need depends on the kind of job you need to do. Learn what type of drill bit you need for metal in this article.
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Specifications Item Type: Step Drill Size: #1: 3/16 to 1/2 6 Steps (3/16'', 1/4'', 5/16, 3/8'', 7/16'', 1/2'') #2: 1/8 to 1/2 13 Steps (1/8,
ZELCAN Step Drill Bits, HSS 5PCS Titanium Step Drill Bit Set, 50 Sizes in 5 High Speed Steel Unibit Drill Bits Set for Sheet Metal with Aluminum Case
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Description, These drill bits adopted of reliable material and fine crafts have better working performance. These drill bits are designed for smooth
6Pcs Professional Drill Bit Heavy Duty Drill Bits for Metal Steel Wood Plastic
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