Irwin 88886 Speedbor Quick-Change 6pc Spade Bit Set depth The adaptive router clamp and

The adaptive router clamp and included reducer collars accept router motors from 3-1/4'' to 4-1/4'' in diameter

Digital extension with the Festool Work App:

Will fit any brand lathe with 1" x 8TPI thread

Assembled dimensions :

It's compatible with 12-volt

Irwin 88886 Speedbor Quick-Change 6pc Spade Bit Set depth The adaptive router clamp andBlue Groove point and cutting edge for faster chip removal 4x faster than standard spade bits Double cutting spurs scribe the outside of the hole reducing breakout 10% larger shank for added durability Grooved hex shank prevents slipping in drill chuck or bit extension Fits all standard quick change chucks Includes 3 8", 1 2", 5 8", 3 4", 7 8", & 1" bits