Grizzly PRO T33847 Three Flute Quick Release Hex Shank Speed Boring Bit Set, 6 Pc. 9" (229 mm) H5388 Motor 3 HP Single Phase application wood H5388 Motor 3 HP Single Phase 3450 RPM TEFC 220V Motor X and Y PowerfeedFEATURES:• Precision bored and honed milling head• Large diameter quill is chromed• High precision spindle bearings• Over 10" of front to back ram travel• Locks on all movable surfaces• Hardened and ground precision table• Head tilts left or right• Graduated scale on column• Precision ground dovetail ways• One shot lubrication systemSPECIFICATIONS:• Style (Type): Step Pulley R8• Distance Spindle to Column (Min ensuring a clean Three flutes for faster chip ejection