15/32" X 1/8" HSS Aircraft Counterbore 1/4" Shank Quantity:1 Sizes 1/16" - 7/64" are
Description
Sizes 1/16" - 7/64" are not stepped point drill bits
High Quality Adult Charcoal Gray Unisex Gildan Heavy 50/50 Blend BoltsandNuts
Size m3 x 0
The geometry of each opening grips the flat sides of fastener heads
Size: 1-1/4"
15/32" X 1/8" HSS Aircraft Counterbore 1/4" Shank Quantity:1 Sizes 1/16" - 7/64" areProduct 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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