5/8"-#40 HSS Threaded Shank Stop Countersink - High Performance & Durable Cutting Tool | Drill America Set & Kits and an action-back design to

and an action-back design to ensure a secure and comfortable fit

They are regularly pointed with a 45 chamfer

Flute Length: 1-1/4"

Flute Length: 1-3/4"

Large End: 1

5/8"-#40 HSS Threaded Shank Stop Countersink - High Performance & Durable Cutting Tool | Drill America Set & Kits and an action-back design toCountersink 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. Product Specifications: Size: 5 8" #40 Material: High Speed Steel Finish: Uncoated (Bright) Body Diameter: 5 8" Shank Type: Threaded Countersink Angle: 100 Key