Grey Pneumatic is a world supplier of Impact Sockets for the Automotive, Industrial, Assembly, Maintenance, Heavy Duty, and Mining/Construction Industries. At mechanicstoolsupply.com we carry a complete line of Impact Sockets from 1/4″ Drive thru 2-1/2″ and #5 Spline drive with hex sizes up to 8″. We also have a large selection of Impact Star drivers, Impact Hex drivers, Triple Square drivers, stripped nut/wheel lock removers and torque limiting extensions. Impact Sockets, Impact Chisels, Impact Attachments - Impact Tools. Grey Pneumatic has it all in mechanics tools. Grey Pneumatics popularity is starting to surpass the well known mobile tool companies.  Grey Pneumatic carries a complete line of impact sockets and accessories at affordable prices without compromising quality. Their service levels thru distributors like mechanicstoolsupply.com makes it easy to order, receive same day shipping, and get your order complete within a day or two. GPsocket is making the job of  fulfilling the mechanics tool  needs easier everyday.