Impact Sockets

Impact Sockets / Castellated Wrenches

3/8" Square Drive 1/2" Square Drive
3/4" Square Drive 1" Square Drive
1 1/2" Square Drive 2 1/2" Square Drive
3 1/2" Square Drive #5 Spline Drive
Castellated Sockets Insert Sockets
Sockets and Accessories  

Power SocketsImpact SocketsStriking WrenchSlugging WrenchesImpact Sockets

  • Powermaster Impact Sockets are ideally suited for high torque applications. Hydraulic Torque Wrench Sockets have a life time warranty and each socket is individually tested.

  • Powermaster also manufactures castellated socket and stack sockets for use on GE turbines.

  • Powermaster castellated wrench sockets / spanner wrench sockets are the preferred brand of the largest manufacturers worldwide.

  • 1/2" square drive and above feature Freecorner for flats above 17mm (5/8").

  • All Impact Sockets and castellated wrenches are made from high strength alloy steel.

  • Heat treated for for the best combination of strength and impact resistance.

  • Optimum wall thickness for strength and access on fasteners having restrictions

  • Depth of the Hex openings designed to accommodate full standard fastener head.

  • Chamfered openings for ease in engagement with the drive tool and the fastener.

  • Concentric openings and large clearance holes to meet industrial specifications.

  • Ring-N-Pin arrangement for securing them to the drive.

  • Plated and black oxidized coated for increased protection from rusting.

Why Powermaster Impact Sockets?

  • Value: In the competitive world of today, savings matter! You get the life of the tools you expect at a fraction of the cost you currently pay!

  • Quality: Large percentage of our revenues are spent in improving designs and life of our products. New innovations on products in this catalogue are world’s firsts - ONLY WITH POWERMASTER.

  • Service: Powermaster is one of the world’s top 3 volume producers of tube tools. This enables us to stock more and service more customers from stock. If your local distributor does not have a part in stock we can usually get it to you by courier in 3 - 4 days - ANYWHERE IN THE WORLD.

  • Experience: You need experience to handle this vast array of products. We have been in the business since 1971.

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