Simpson 7/8 in x 10-1/4 in SDS-Max Chisel Ground Rod Driver CHMXRD08710 Angle Grinders Hinge boring bit with parallel

Hinge boring bit with parallel (straight) shank for use in router tables

offering greater flexibility in steel column applications where a welded connection is preferred or required

x 11-7/8 in

The CD25300M is designed for use in concrete and grout-filled block

Simpson 7/8 in x 10-1/4 in SDS-Max Chisel Ground Rod Driver CHMXRD08710 Angle Grinders Hinge boring bit with parallelThe Simpson 7 8" x 10 1 4" SDS Max Chisel Ground Rod Driver (Model CHMXRD08710) is a purpose built, toughened steel tool engineered for driving grounding rods down through sand, soil, and clay. Designed to accept an SDS max shank for secure, tool free bit changes on compatible rotary hammer drills, this demolition bit undergoes a specialized tempering process that creates a hardened, wear resistant surface. The special surface treatment is engineered