Flat Bottom Counterbore - SD-3 - 5/16" x 3/4" PA12-06 machine turned and polished with

machine turned and polished with a seasoned hickory handle

By using the flash drive

Fence Size: 2" x 7"

Compatibility: SuperMax A|Flux Air Filtration Units and other universal systems

Overall Length: 2-3/16"

Flat Bottom Counterbore - SD-3 - 5/16" x 3/4" PA12-06 machine turned and polished withUse Snappy SD 3 Flat Bottom Counterbores to drill a pilot clearance hole and counterbore a flat bottomed hole in one step. The unique geometry of the cutters provide excellent chip clearance and cutting performance, even in hardwoods. Perfect for creating jigs using 5 16 18 bolts and WoodRiver 5 16 18 knobs. Features: Use to drill a pilot clearance hole and counterbore a flat bottomed hole in one step Perfect for lag screws, lag bolts, washer head