CMT 551-108X Bi-Metal Plus Hole Saw 4-1/4" (108mm) ABA Adjustable Post Base 140 is a 14 diameter

140 is a 14 diameter 4 Flute Dowel Drill (Long Series (70mm))

Designed for blind hole drilling with a wider range of diameters including fractional inch sizes

Hook Angle -5 degrees

The carbide-tipped construction cuts wood

It is ideal for exposed wood applications where both structural performance and a finished appearance are required

CMT 551-108X Bi-Metal Plus Hole Saw 4-1/4" (108mm) ABA Adjustable Post Base 140 is a 14 diameterThe CMT 551 108X is a 4 1 4" (108mm) 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 4" (108mm) Blade Material Bi Metal (BIM) 8% Cobalt Tooth Pitch Variable 4 6 TPI (alternate and side set) System XTREME FAST Push&Lock Arbor