- One of a comprehensive range of Premier Hand Tools, suitable for daily professional use.
- Professional heat treated Chrome Vanadium steel sockets.
- Fully polished black chrome finish with machined and lacquered surfaces.
- S2 Steel spline bits with a phosphate finish.
- Knurled ring to assist gripping of socket with oily fingers.
- Contents: 1/4"Sq Drive; M4, M5, M6, 3/8"Sq Drive; M8, M10, M12, 1/2"Sq Drive; M14, M16.
Spline Socket Bit Set 1/4", 3/8" & 1/2"Sq Drive 8pc