HB100GRT P5™ WET Core Bit 24 Teeth just has eccentric locking insert

just has eccentric locking insert instead of set screw

and walkways

With these quick change fasteners

A four-way valve in the air line lets you reverse the air motor

HB100GRT P5™ WET Core Bit 24 Teeth just has eccentric locking insertCore Depth = 3 1 4". Engineered with ADM (Advanced Diamond Matrix) diamond patterning and layering technology. Extra long life. Vacuum brazed protection on the outside and inside of the core. Designed to cut holes in granite. Segmented rim for a very fast cut. Wet or dry cutting. Application: For Granite, Porcelain, Natural Stone, Artificial Stone. Max RPM: 10,000. Prop 65 Warning: This product can expose you to chemicals, including cobalt and nickel,