GEARWRENCH 10 PC 12 Point Stubby Flex Head Ratcheting Combination Metric Wrench Set Roofing Installs with the Thermosoft Programmable GlueCore Installs with the Thermosoft Programmable Floor Heating Thermostat or the Thermosoft Manual Digital Floor Heating Thermostat ) 3 Canopy Width (in 313 Total Number of Pieces 10 Warranty Limited lifetime CA Residents: Prop 65 Warning(s) No Length Measurement Set Stubby Wrenches Included Yes ANSI Compliant Yes Stubby length for tight access areas Flexible head Knurled side beam for ratcheting direction indicator 72 Teeth ratcheting box end needs as little as 5 degree to move fasteners versus 30 degree for standard box end wrenches Meets or exceeds ASME and ANSI specifications Sizes included 10mm 11mm 12mm 13mm 14mm 15mm 16mm 17mm 18mm 19mm