Pay in 4 interest-free payments of $4.71 Learn more
Ships within 48 hours · Estimated delivery Sep 5 - Sep 10
Width: 23-5/16"
and square-shaped fasteners
Size: 1-5/32"
249 Pieces - Coarse Thread
13/16" X 3/8" Pilots for Counterbore BoltsandNuts.com Width: 23-5/16"Product Description Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1 8" or less), the operations is usually known as spot facing; for example, a flat seat for a bolt head or nut. If, on the other hand, the hole is enlarged to a considerable depth, it is designated as counterboring. These counterbores are made of two piece construction, having an integral shank and
US$ 83.00
US$ 104.00
US$ 143.00
US$ 12.99
