CMT 551-114X Bi-Metal Plus Hole Saw 4-1/2" (114mm) Hinge Boring Bits making it suitable for connecting

making it suitable for connecting double or greater 2x lumber members

101 is a (For Domino Joinery)

The double bearing provides extra stability on difficult flush and pattern trimming operations

Because no stud bolts need to be countersunk at openings

Boring Machine with Adapter or Chuck

CMT 551-114X Bi-Metal Plus Hole Saw 4-1/2" (114mm) Hinge Boring Bits making it suitable for connectingThe CMT 551 114X is a 4 1 2" (114mm) Bi Metal Plus Hole Saw (Series 551X) with XTREME FAST Push&Lock system. The 8% Cobalt bi metal construction provides 2X longer cutting life than standard hole saws, and cuts stainless steel, steel, cast iron, aluminum, copper brass, and plastics. SPECIFICATIONS Diameter 4 1 2" (114mm) Blade Material Bi Metal (BIM) 8% Cobalt Tooth Pitch Variable 4 6 TPI (alternate and side set) System XTREME FAST Push&Lock Arbor