Design provides extra rigidity while boring, wide lands keep bit straight as it bores. Flutes are ground behind the lands to funnel chips to bit inside for cleaner/faster cut. Single spur cutting edges scribes hole, bits have 4-1/2 In. twist & 7-1/2 In. overall length. Full length heated treated bit.
- Pet electric nail grinder silent modelAuger Bit I-100 7/8 in. X 7-1/2 in. - Solid Center
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