1 inch mortise chisel bit supplier - oncocytoma.info
China Chisel Bit, Chisel Bit Manufacturers, This set is specially designed to match the size range and geometry of this series of chisels. Shank diameters of the drill bits range from 11/64' (4.4mm) for the 1/4' bit to 1/2' (12.7mm) for the 1' bit. Sizes from 1/4' to 5/8' have 5/8' shanks, while those 3/4' and larger have 3/4' shanks.
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