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A. The SP1221D is a 21mm deep socket with a 1/2" square drive.
A. WallDrive® is a socket configuration that maximises contact with the flat faces of a fastener, reducing the risk of rounding the nut or bolt head during use.
A. It is cold-forged from Chrome Vanadium steel, then hardened and tempered for added strength.
A. Yes. The SP1221 is the standard-depth variant in the same product family, offering the same 21mm size and 1/2" square drive in a shallower profile.
A. Yes, it is backed by a lifetime guarantee.
A. Yes. It is part of Sealey's Premier Hand Tools range, designed for daily professional use.
A. The socket is chrome plated with a fully polished finish, which helps resist corrosion.
A. Yes. Alternative products that offer similar deep socket functionality include S0648, S0649, S0650, and S0651. Please check each listing for their specific sizes and drive configurations.
A. The knurled ring provides extra grip on the socket body, making it easier to handle and position even when fingers are oily.
A. Yes - WhatsApp us on 07754 288583 with any questions about specifications, suitability, or compatibility, and we'll help you choose the right product.
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