Hub Disc Survey Marker (100-Pack) GLM400CL Its ability to solve tough

Its ability to solve tough electrical calculations in seconds while conforming to the latest NEC makes it the perfect companion for electrical contractors

Equipped with a unique pentaprism that allows surveyors for direct reading of the adjustable circular bubble

Universal Mounting System — For use with all major competitors' saws

No Load RPM: 0-900

It has a combination dual mode selector know that allows switching between rotary hammer and hammer only modes

Hub Disc Survey Marker (100-Pack) GLM400CL Its ability to solve toughHubdisc Survey Marker Discs are in packages of 100. Each Hubdisc is 1" in diameter and the nail hole is 1 8" in diameter. 40 mil. plastic, yellow one side, fluorescent orange other side Printed "SURVEY MARKER DO NOT REMOVE" For use with Hammerless Hub Stake and Mag or P. K. Nails