CMT 551-048X Bi-Metal Plus Hole Saw 1-7/8" (48mm) Cold-Formed Steel Connectors It is fabricated from 7-gauge

It is fabricated from 7-gauge steel and finished with a hot-dip galvanized coating for durability in demanding applications

120 is a 12 diameter 2 Flute Dowel Drill (Long Series (77mm))

Diamond grit with cubo-octahedral crystals provides fast

Diameter 3" (76mm)

CMT 551-048X Bi-Metal Plus Hole Saw 1-7/8" (48mm) Cold-Formed Steel Connectors It is fabricated from 7-gaugeThe CMT 551 048X is a 1 7 8" (48mm) 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 1 7 8" (48mm) Blade Material Bi Metal (BIM) 8% Cobalt Tooth Pitch Variable 4 6 TPI (alternate and side set) System XTREME FAST Push&Lock Arbor