RU1800RN BALL NOSE UP CUT SPIRAL Ball Nose Spiral The support base is height-adjustable

The support base is height-adjustable with respect to the cutting plane of the cutter-holder

Radial Arm

The main shaft is laser engraved at every 1/2" and through the detents on the main shaft

Capacity Materials up to 1" thick

Kreg Deck Driver Bit

RU1800RN BALL NOSE UP CUT SPIRAL Ball Nose Spiral The support base is height-adjustable1 4"SH, 3 16"CD, 3 4"CL Ball Nose Spirals leave a rounded bottom during cutting while still providing a better shear cutting angle like their standard spiral counterparts. These are popular with small CNC's but can be used in a router or router table. The up cut flute design pulls chips up and away from the work piece. Materials: Natural woods, composites, hard plastics Recommended RPM: 18,000 20,000 (max 24,000) SIMILAR SIZES Part # Shank Dia.