CMT 550-070X Multi-Purpose TCT Hole Saw 2-3/4" (70mm) Countersink Bits 5 are specifically intended for

5 are specifically intended for GFCMU and concrete applications

080 is a 8 diameter 2 Flute Dowel Drill (Long Series (70mm))

Why does this column base have a 1" standoff

Chop Miter Saw

5/16" x 1" Downcut Spiral Bit (1/2" shank)

CMT 550-070X Multi-Purpose TCT Hole Saw 2-3/4" (70mm) Countersink Bits 5 are specifically intended forThe CMT 550 070X is a 2 3 4" (70mm) Multi Purpose TCT Hole Saw (Series 550X) with XTREME FAST Push&Lock system. The carbide tipped construction cuts wood, plywood, MDF, laminates, plasterboard, plastics, bricks, aerated concrete, and soft tiles 5X faster than standard hole saws. Compatible with all CMT 550 551 arbors via the Push&Lock quick change system. SPECIFICATIONS Diameter 2 3 4" (70mm) Cutting Depth 3 inches Blade Material Carbide Tipped (TCT)