• 4mm, 5mm, 6mm, 7mm, 8mm, 10mm, 12mm, 14mm, 17mm and 19mm. 1/2" drive so will fit any 1/2" drive ratchet, extensions, bars, impact guns etc. Swivel head for access into awkward areas. Impacted so will stand use with high torque tools such as impact guns.
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