Pro 35 Stud Sensor, Spotlight Pointer Brand_Safety Works All bits have a 4-1/2"

All bits have a 4-1/2" twist length and a 7-1/2" overall length

Ribbed grip handle allows air to cool hand & channel sweat away

Patented head to handle assembly

Ear muffs fold to compact size

Magnetic working edge allows for hands-free use on ferrous metal surfaces

Pro 35 Stud Sensor, Spotlight Pointer Brand_Safety Works All bits have a 4-1/2"Pro35, stud sensor, stud scan mode locates edges of wood & metal studs up to 3 4" 19 mm deep, ready light indicates when calibration is complete & tool is ready for use, edge arrow lights up sequentially as tool approaches stud & fully illuminates when stud edge is located, zircon s patented over stud feature alerts if scan begins over stud, wire warning detection indicates presence of live, unshielded ac electrical wiring up to 2" 50 mm deep,