Includes 5 feed screws, hex key 3 set screws. For self-feed bits up to 2-9/16".
Feed screws has a coarse thread for fast boring. Spurs on the outside diameter cut holes clearly and accurately; 7/16" Quick Change impact shank for use in applications such as large diameter holes in wood for pipe, conduit. Includes: Each bit is packaged with one hex key and two feed screws.
Removable and replaceable feed screw, cutting edges can be resharpened; 7/16" hex shank has flat surfaces for secure chuck grip. Used by electricians and plumbers in applications such as large hole drilling in wood. Includes: (2) two feed screws with each bit.
Two cutter design for maximum drilling efficiency and hole completion. Aggressive self-feed spur for faster drilling, 7/16" hex shank, shank flats for better retention.
Aggressive feed screw allows the bit to pull through the wood faster. Each bit comes standard with a second replacement blade made with hardened steel; size and model number engraved on each bit. Used by plumbers, HVAC contractors, electricians in applications such as drilling holes in all types of wood for pipe, vents, gas lines and bulk wire routing. Includes: 2-9/16" switchblade self-feed bit, (2) replaceable blades, (2) feed screws, (2) set screws, one (1) hex wrench.