When return your item, please choose the reason “Doesn’t Fit”. 3/4″ Drive Impact Socket Set, 27 pcs Standard SAE (7/8″ to 2) & Metric(22-50mm). The 27 Pcs 3/4-Inch Drive SAE and Metric Impact Socket Set Suitable for working on trailers, trucks, tractors, heavy equipment and large machinery, big service and repair jobs that need the 3/4-inch Drive Socket Set. This Impact Socket Set with adapters and ratchet handle is perfect for removing and installing wheel lug nuts, particularly suitable for most trucks, RVs, and other heavy-duty vehicles. Precisely machined impact socket set provides extreme levels of torque changes. 6-point, high-torque design that contacts and grips the stronger flat sides of nut or bolt head, not the weaker corners, prevents any rounding off corners. This means your fasteners are protected and so are your sockets. Drive Size: 3/4, Measurement Standard: SAE and Metric, Flank Type: 6-Point, Color: Black. Package quantity: 27 Pieces. Manufactured from heat-treated Chromium-vanadium steel CrV steel for superior performance. Long lasting durability heavy duty coating used on sockets to protect them from all the dirt, oil, and grease that could potentially break down the socket quality. Corrosion-resistant, wear-resistant, and rust-resistant. 27 Pieces Impact Socket Set includes: 12 x standard SAE sockets: 7/8″, 15/16″, 1″, 1 1/8″, 1 3/16″, 1 5/16″, 1 3/8″, 1 7/16″, 1 5/8″, 1 3/4″, 1 7/8″, and 2″. 10 x Metric sockets: 22 mm, 24 mm, 27 mm, 30 mm, 32 mm, 36 mm, 38 mm, 41 mm, 46 mm, and 50 mm. 2 x Extension Bars (4″ and 8″), 1 x 18-inch Sliding T Bar, 1 x 18-inch hand ratchet bar. 1 x Carrying Case. Please make sure your. If you need return, please contact our customer service representative, let us know the detailed problem and send us some pictures for confirmation. Thank you for your understanding. Our office hours is as below. 9:00 a. To 6:00 p. (GMT +8) of Monday to Friday. To 1:00 p. (GMT +8) of Saturday. And our office is closed on Sunday and public holidays (Hong Kong). We apologize for the late reply during the holidays.