Drill America DEWCBR53/64 53/64" X 1/4" Pilot Hole HSS Straight Shank Counterbore, DEWCBR53/64 Shop by Category>Safety & Wearables 357" Bore Diam

357" Bore Diam

000rpm (3042)

• Innovative CNC machining to avoid the need for gaskets behind the fluid tip

Bushing numbers: 30 03 01 676 9376

Drill America DEWCHAT1/2-120 1/2"-120 HSS 6 Flute Chatterless Countersink

Drill America DEWCBR53/64 53/64" X 1/4" Pilot Hole HSS Straight Shank Counterbore, DEWCBR53/64 Shop by Category>Safety & Wearables 357" Bore DiamDrill America DEWCBR53 64 53 64" X 1 4" Pilot Hole HSS Straight Shank Counterbore, DEWCBR53 64 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