Check the listing for details. Milwaukee 49-16-1640 INSIDER Box Ratchet Socket SAE Set - 8 PC. Width: 3, Condition: New. Listed at 49.99 USD. Milwaukee 49-16-1640 INSIDER Box Ratchet Socket SAE Set - 8 PC Overview The INSIDER™ Box Ratchet 6 Point Sockets are designed to uniquely fit into our M12 FUEL™ INSIDER™ Box Ratchet to deliver Unrivaled Access. The Low Profile design allows access in the tightest spaces and delivers pass-through capability up to 15mm and 9/16”. Laser etched markings on both sides of the socket allow greater visibility to change between drive sizes quickly. A dual retention groove system allows the INSIDER™ Box Ratchet 6 Point Sockets to be inserted into both sides of the tool for greater accessibility. These sockets have optimized geometry to reduce bolt rounding and stripping. We back all our sockets with a lifetime guarantee. Features INSIDER™ Box Ratchet Sockets are exclusively compatible with the M12 FUEL™ INSIDER™ Box RatchetINSIDER™ Box Ratchet Sockets deliver Unrivaled Access in tight spacesLaser etched part numberBox Ratchet sockets chamfered end allow quicker and more efficient insertion and removalDual-sided laser etching for easy size identificationNon-slip hex geometry to prevent stripping and fastener rounding6-Point designMeets ASME Industry StandardsBox Ratchet Sockets are backed by our Lifetime Guarantee