CMT 551-140X Bi-Metal Plus Hole Saw 5-1/2" (140mm) ABU Adjustable Post Base with Uplift but only on a 10

but only on a 10 in

GFCMU applications (using the four large hexagon holes)

such as fences or unbraced carports

Strong-Drive SDS Heavy-Duty Connector Screws

CMT 551-140X Bi-Metal Plus Hole Saw 5-1/2" (140mm) ABU Adjustable Post Base with Uplift but only on a 10The CMT 551 140X is a 5 1 2" (140mm) 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 5 1 2" (140mm) Blade Material Bi Metal (BIM) 8% Cobalt Tooth Pitch Variable 4 6 TPI (alternate and side set) System XTREME FAST Push&Lock Arbor