Ideal 36-257 Bulz-Eye Self-Feed Wood Boring Bit, Size 2-1/8"

Features:

• Twin cutting edges for superior cutting speed and ultra clean holes
• Precision ground teeth with up to 50% wider cutting surface, provides clean and balanced cuts for maximum control
• Robust replaceable lead screw with burr-free threads that feed the bit through the wood at a consistent rate
• Precision machined shaft for bit concentricity to eliminate wobble and deliver a truer hole
• Black oxide coated, heat treated and hardened for added durability
• Quick-change shank for fast, secure change out