US$ 1900.00
Drill Bit Size: #29
Overall Length: 5-1/4"
Part Number KFDRSD13/16
Flute Length 89
Part Number DWC5-530-378
1-1/8" X 3/8" Pilots for Counterbore BoltsandNuts.com Drill Bit Size: #29Product 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$ 1900.00
US$ 1750.00
US$ 1950.00
US$ 1709.50
US$ 1250.00