US$ 199.50
Part Number D/ARSD1-5/64
Part Number T/A57151TN
Length: 30MM
STI Tap: 3/8"-16 STI
5/8" X 1/4" Pilots for Counterbore Quantity:1 Part Number D/ARSD1-5/64Product 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
US$ 199.50
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