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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
Pieces in Set: 8
Get the Drill America - 5/16 Diamond Granite & Ceramic Bit DIAGER BLUE CERAM and experience the perfect combination of performance and protection for your professional needs
Size: 1-1/2"-8
Choose the Drill America - 15/16-20 UNS HSS Taper Tap for unmatched reliability and performance
31/32" X 3/16" HSS Aircraft Counterbore 1/4" Shank - High Performance & Durable Cutting Tool | Drill America Welding Accessories Pieces in Set: 8Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1 8" or less), the operations is usually known as spot facing; for example, a flat seat for a bolt head or nut. If, on the other hand, the hole is enlarged to a considerable depth, it is designated as counterboring. These counterbores are made of two piece construction, having an integral shank and counterbore cutter, and a