Jetech 3/8 Inch Drive Impact Socket Set (7mm - 19mm), Metric, 13PCS

SET INCLUDES - 13pcs 3/8in drive metric size: 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, and 19mm. It comes with a steel holder rail to keep them in position.Cr-Mo ALLOY STEEL - Cr-Mo impact socket features with added hardness, higher working temperatures, and corrosion resistance. Much stronger to stand greater impact force than chrome vanadium ones.COLD FORGING & HEAT TREATMENT - Greatly improve their performance with enhanced strength, increased wear-resistance, and lifespan. Black phosphate finish is for corrosion and wear-resistance.6-POINT & RADIUS CORNER DESIGN - Gives an exact and snug fit, allowing it to apply more torque and avoid slipping off. Prolong the lifespan of fastener and socket with force distributed to the inwall.SECURE ATTACHMENT – Features with a pin hole in the square drive end of each socket to apply a retaining ring or pin, making sure the socket be securely attached to the square drive of an impact tool. Founded in the 2000s, Jetech boasts a comprehensive range of tools with a strong focus on professional industrial-grade tools. We take pride in serving mechanics and users from over 60 countries and 5 continents. Jetech 13PCS 3/8in Dr. standard impact socket set is designed for professional use with impact tools. Durable Cr-Mo material together with cold forging and heat treatment ensures high quality, strength, and working ranges. Its 6-point opening is for a more exact fit. Easily determine the size of each with clear markings on the surface. Radius corner design protects the fastener and socket to prolong their lifespan. Pin hole allows you to use a ring retainer impact wrench or a retaining ring. Enables the square drive to be fully engaged into the socket. Includes a portable steel rack for easy storage and transportation (Note: Press the red clip to release the socket). Size: 13pcs 3/8in drive metric size: 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm,18mm,19mm.