High-speed steel features a black body and gold flute Turbomax tip for burr-free holes; 3/8 in reduced shank fits all 3/8 in drills. Exact centering; no walking on straight and curved surfaces. A 3-flatted shank on 3/16 in and above for better chuck grip. Jobber length.
Manufacturer: IRWIN Model Number: 73628ZR UPC: 024721736284
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