CMT 551-105X Bi-Metal Plus Hole Saw 4-1/8" (105mm) Masonry Connectors Designed for either cast-in-place or

Designed for either cast-in-place or wet-set installation

Is the MBHA3

concrete anchor (not included)

31 is a replacement wedge for securing insert knives in CMT cutter head 694

Its predeflected seat design eliminates deflection under load

CMT 551-105X Bi-Metal Plus Hole Saw 4-1/8" (105mm) Masonry Connectors Designed for either cast-in-place orThe CMT 551 105X is a 4 1 8" (105mm) 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 8" (105mm) Blade Material Bi Metal (BIM) 8% Cobalt Tooth Pitch Variable 4 6 TPI (alternate and side set) System XTREME FAST Push&Lock Arbor