Simpson SDS-Max Core Bit with Centering Bit 4 in x 22 in CBMX40022 CPS Composite-Plastic Standoff Post Base The CMT 550-118X is a

The CMT 550-118X is a 4-5/8" (118mm) Multi-Purpose TCT Hole Saw (Series 550X) with XTREME FAST Push&Lock system

Made in the USA: Manufactured domestically by Simpson Strong-Tie

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Four large hexagon holes are intended for GFCMU and concrete applications

Simpson SDS-Max Core Bit with Centering Bit 4 in x 22 in CBMX40022 CPS Composite-Plastic Standoff Post Base The CMT 550-118X is aSimpson Strong Tie SDS Max Core Bit with Centering Bit 4" x 22" (Model CBMX40022) is a heavy duty carbon steel core bit engineered for accurate, efficient drilling in stone and concrete. Built to the same exacting standards as Simpson Strong Tie's carbide tipped drill bits, this core bit includes an integrated centering bit that guides each cut for precise, straight results making it an ideal choice for professionals demanding reliability in demanding