US$ 1292.50
Size m30 x 1
Height: 23-3/4"
Part Number DWDRSD34X1-15/32
Size: 19/32"
Part Number DWDTS1-1/32
45/64" X 1/4" Pilot Hole HSS Straight Shank Counterbore Shopify Collective Size m30 x 1Product 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
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