Flat Bottom Counterbore - SD-3 - 5/16" x 3/4" PA12-06 All you need are just

All you need are just a few common tools

makers of the Original Swiss Army Knife

Cast iron table and base provide strength and reduce vibration during use

Overall Length: 2-3/16"

You can build this winsome twosome and have them on display in your yard in less than a weekend

Flat Bottom Counterbore - SD-3 - 5/16" x 3/4" PA12-06 All you need are justUse 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