3-piece Countersink Set location_F146 This table top speed control

This table top speed control is constructed of heavy duty plastic with durable solid state electronics

Standard š¼ inch NPT male outlet fitting

Maximum capacity of 1" diameter

Suitable for non-ferrous metals

3-piece Countersink Set location_F146 This table top speed control6 Flute Countersinks Make Perfect Recesses for Flat Head Screws High speed steel, six flute design makes smooth 82 degree countersinks for flush mounting flat head screws in wood, plastic, aluminum, brass and soft steel. 3 piece Countersink Set includes 3 16 inch, 1 4 inch and 3 8 inch diameters with 3 16 inch and 1 4 inch shanks. Simply adjust the depth of cut to match head diameter of screw.