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A. The SP1404 uses a 1/4" square drive.
A. The SP1404 is a 4mm socket.
A. WallDrive® is a socket configuration that engages the flat faces of a fastener rather than its corners, reducing the risk of rounding the fastener during use.
A. It is cold-forged from Chrome Vanadium steel, then hardened and tempered for added strength.
A. Yes. The SP1404 is backed by a lifetime guarantee.
A. Yes. The SP1404D is a variant offering the same 4mm WallDrive® socket on a 1/4" square drive in a deep configuration.
A. Alternatives for the same function include S1404 and S1404D. Additional alternative sockets include S1405 and S14055, which may differ in size or specification.
A. Yes. It is described as part of a comprehensive range of Premier Hand Tools, suitable for daily professional use.
A. The SP1404 is a standard depth socket. For a deep version, see variant SP1404D.
A. Standard UK mainland delivery is 3-5 working days.
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