US$ 27.30
Part Number T/AS6X1
Part Number: 37CHSNB
Size SD-53
Part Number DWDRSD13/16
13/16" X 3/16" HSS Aircraft Counterbore 1/4" Shank Quantity:1 Part Number T/AS6X1Product 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$ 27.30
US$ 55.00
US$ 30.00
US$ 10.00
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