PRODUCT DESCRIPTIONFract. & Metric Duo Socket Set Features and Benifit: Set contains all standard and deep length 12 point sockets in both fractional and metric sizes, plus a 72 tooth quick release ratchet and two extensions. Fractional sizes 5/16» to 1» and metric sizes 7mm to 22mm. 12 Pieces Standard Length 5/16» , 3/8» , 7/16» , 1/2» , 9/16» , 5/8» , 11/16» , 3/4» , 13/16» , 7/8» , 15/16» , 1» 12 Pieces Deep Length 5/16» , 3/8» , 7/16» , 1/2» , 9/16» , 5/8» , 11/16» , 3/4» , 13/16» , 7/8» , 15/16» , 1» 16 Pieces Metric Standard Length 7mm- 22mm 16 Pieces Metric Deep Length 7mm – 22mm Ratchet – 3/8» Precision Drive Wobble Extensions -3» , 6»ABOUT THE MANUFACTURER About Tools Automotive Aftermarket Tool Supplier. Our customers make up an exclusive network of successful business people who service and sell ls to the repair trade. Our inventory boasts a large variety of name brand products, stocking the most popular tool manufacturers from Acme to Znex. Our in-depth selection of inventory gives you the diversity your customers demand. We have the experience and motivation that make the difference.ABOUT AMCO AUTO PARTS AMCO Auto Parts, LLC has been striving to supply and support car enthusiasts around the world with the products and service they deserve. With the economy the way it is we understand how important pricing is. Here at AMCO Auto Parts our car parts have some of the lowest prices around. With that in mind you will not lose quality. We offer auto car and truck parts from nearly 150 manufacturers. These companies are some of the most highly regarded in the automotive industry today. Our highly skilled staff is ready to answer any of your questions. Our hours of operation are Monday through Thursday 9am to 5:30pm and Friday from 9am to 4pm. Should you have any question please contact us. We would like to thank our new and existing customers for their trust and support in our company. AMCO Auto Parts will continue to provide top notch customer service along with quality car parts and low pricing. PLEASE BE ADVISED * Please note that products may be shipping from warehouses located outside of New Jersey. If your shipment is time sensitive please contact us to confirm your items warehouse location. * If your shipping price varies from the standard shipping cost we have listed we will notify you immediately for additional shipping charges or give you the option to cancel your order and receive a full refund. * Please note for international orders it may take up to five business days for your item to be ready for shipment. * International Orders may take from 10-40 days for delivery depending on item purchased customs may take longer to inspect certain items. Size Brand and Location of an item is being shipped to also matters. * Product images may not be vehicle specific. Please contact us for more details before ordering.CONTACT US Feedback: We strive for 100% positive feedback and a 5 star Detailed Seller Rating. If you feel we didn’t deserve that then please contact us as we try to make sure every customer is 100% satisfied. We are very accommodating please contact us for any special requests or for any questionsAMCO Auto Parts, LLC