7/16"-#21 HSS Threaded Shank Stop Countersink Shopify Collective a measure of strength verified

a measure of strength verified by a single-cycle test that applies torque until the specified value is reached without failure or any permanent deformation • Sleek

Most of the steps

• Square Drive End – Attach a socket to the square drive end and use the long arm to generate high torque • Wobble Drive End – Gain at least 10 degrees of access in any direction with the wobble position • Strong 6140 Steel – Made from 6140 chromium-vanadium steel for strength and durability

JIS Grade 10

Optional Base Stand

7/16"-#21 HSS Threaded Shank Stop Countersink Shopify Collective a measure of strength verifiedProduct Description Countersink cutters may be used in all popular adjustable or micro stop countersinking units utilizing a 1 4 28 threaded shank drive. Made from the finest high speed tool steel. Precision ground to exacting tolerances and form relived to insure concentricity of 100 degree countersink angle. Brand Drill America Part Number TSC7 16 21 Size 7 16" #21 Material High Speed Steel Finish Uncoated (Bright) Body Diameter 7 16" Shank Type