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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
Part Number KFD3F1-3/32
Part Number DWDRSD12
They have a bright finish
The black oxide finish won't flake or chip off
Thread Length 2-9/16"
9/32" X 3/32" HSS Aircraft Counterbore 1/4" Shank BoltsandNuts.com Part Number KFD3F1-3/32Product 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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