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Point major diameter (d) 17mm
Made of carbon steel
Shank diameter 12mm
0 x 50 Metric Coarse 100 Pieces Zinc Plated Hex Bolts & Nuts
1/2" BSB HSS Taper Tap 2531420 Point major diameter (d) 17mmGoliath 1 2" Bsb Hss Taper Tap For producing precision threads by hand tapping, for starting threads either second or bottoming taps should used after to achieve desire thread depth.