Comes in 4 different sizes: 8 x 10mm, 12 x 14mm, 13 x 15mm, 16 x 18mm, 17 x 19mm & 22 x 24mm
SP box ring end spanners have a deeper flat drive ring, making them ideal for reaching and loosening tough, hard-to-reach fasteners. The increased contact area with the nut or bolt head allows for greater applied torque
Flat Drive Technology: The perfectly flat spanner head surfaces ensure maximum contact with the bolt or nut, providing a strong grip and enhancing applied torque
Reversible design
Made of Chrome Vanadium Steel (Cr-V) for high strength and durability
Meets and exceeds international ANSI and DIN standards