Amana Tool Ball Bearings with Retainer for Insert Shaper Cutters Option:61654 - Insert Accessory 2-1/2" Dia x 30mm Bore Mortise Compression Spiral Bits feature

Mortise Compression Spiral Bits feature a shorter up shear length than other compression spiral bits

high quality finish lumber

extends cutting life up to 10-times and doubles the durability versus standard blades in demolition applications

The tongue and groove bits includes two slot cutters: use the 1/4" cutter to mill a 1/4" thick tongue and groove for 1/2" to 3/4" stock

Left hand level quarter turn gooseneck fitting with no cap - 2 rise for 6084 handrail

Amana Tool Ball Bearings with Retainer for Insert Shaper Cutters Option:61654 - Insert Accessory 2-1/2" Dia x 30mm Bore Mortise Compression Spiral Bits feature(Ball bearing with retainer.) Designed for template shaping such as arched or cathedral doors, etc. Features a steel ball bearing center and interchangeable, lightweight aluminum rub collar sleeves. To order, specify rub collar (example: #61600, 75mm), and then order the correct size bearing to fit your spindle. The bearing includes a special steel retaining collar that properly secures the assembly to your spindle (3 4," 1," 1 1 4" or 30mm).