Klein Tools 935CSEL Electrician's Combination Square, 12-Inch Feature_Multi-Bit hose-free vacuum measurements with the

hose-free vacuum measurements with the testo 552i

Integrated LED lights brightens up any job box to locate stored tools

There is also an optional NOx sensor available (with 2 year sensor warranty)

Pick up one of the industry’s best pumps

Klein Tools Hard Hats are designed and engineered for optimal safety

Klein Tools 935CSEL Electrician's Combination Square, 12-Inch Feature_Multi-Bit hose-free vacuum measurements with theKlein Tools 935CSEL Electrician's Combination Square, 12 Inch Klein Tools' Electrician's Combination Square provides precision machined 90 and 45 Degree edges and is the right tool for conduit layout on an electrical box. Powerful Rare Earth magnets firmly hold the ruler to the body and allow for no hassle adjustments for any marking or layout needs. Use the integrated conduit layout template that is etched into the stainless steel ruler to quickly