GEARWRENCH 13 PC Flex Head Ratcheting Combination SAE Wrench Set Ratchet Sets Stable step anti skid feet at Stable step anti skid feet at the front and back of the footrest help prevent against slipping and sliding on smooth surfaces 5 Ah Lithium ion battery (sold separately) provides plenty of runtime and holds its charge up to 18 months 30 degree for standard wrenches Off corner loading design on box end provides better grip and reduces fastener rounding Thin head and beam provide greater access in confined work areas Flexible head provides access to hard to reach bolts and fasteners Size conveniently stamped on both ends of the beam for quick identification Manufactured from alloy steel for better strength and longer tool life Bright full polish chrome finish easily wipes clean and resists corrosion Meets or exceeds ASME and ANSI specifications Sized included 5 16