CMT 551-133X Bi-Metal Plus Hole Saw 5-1/4" (133mm) Multi Profile Sets Attaching rough cut 4x6 wooden

Attaching rough cut 4x6 wooden posts to existing concrete foundations

Overall Length 3-1/8"

The CMT 550-030X is a 1-3/16" (30mm) Multi-Purpose TCT Hole Saw (Series 550X) with XTREME FAST Push&Lock system

130 is a pair of 40mm profile knives profile knives for the CMT Insert Shaper System

Diameter (D) 5mm

CMT 551-133X Bi-Metal Plus Hole Saw 5-1/4" (133mm) Multi Profile Sets Attaching rough cut 4x6 woodenThe CMT 551 133X is a 5 1 4" (133mm) 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 4" (133mm) Blade Material Bi Metal (BIM) 8% Cobalt Tooth Pitch Variable 4 6 TPI (alternate and side set) System XTREME FAST Push&Lock Arbor