#12 .215mm Machine Screw Solid Counterbore Shopify Collective Flute Length: 10"

Flute Length: 10"

Tekton Mini Stacking Tool Boxes are part of the L-BOXX Stacking Organization System and connect with other components in the L-BOXX family of products

Drill Bit Size: 7/8"

Part Number: 75C850WASS/316

#12 .215mm Machine Screw Solid Counterbore Shopify Collective Flute Length: 10"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