Switchblade 5 pce Selffeed Wood Bit Set

Set includes: 4 Selfeed bits - Sizes 35, 38, 54 & 65mm Quiklock extension - Length 140mm 4 x Replacement Switchblade blades (1 for each size) 4 x Feed screws 4 x setscrews 1 x Allen key Speed - Aggressive feed screw design allows the bit to pull through the wood faster and without effort, resulting in faster drilling. Replaceable Switchblade - The switchblade replaceable blade system ensures your blade is always razor sharp. It increase productivity by eliminating resharpening downtime and it increase the overall life of a bit. Application - Suitable for all general contractors, electricians, plumbers and HVAC engineers who require to drill through holes in wood for all types of pipe, vents and wire trunking.