7/16" HSS Solid Counterbore BoltsandNuts.com 335 Pieces - M6 &

335 Pieces - M6 & M8 Coarse

Cut-off blades made of high-speed steel (HSS) and cobalt are used for precision cutting and parting operations in machining

The Tekton 3/16 Inch Tip Probe is ideal for precision applications

Part Number: BIT-DEWSFC1-1/2-90

7/16" HSS Solid Counterbore BoltsandNuts.com 335 Pieces - M6 &Product Description Counterboring 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