Proto, J5428SPL, Spline Socket, 1/2 in Drive; 7/8 in Size; #28 Spline; Full Polish Chrome

Crafted by Proto, the 1/2 inch drive spline socket is engineered for those demanding high-performance applications where reliability and precision are crucial. Measuring at 7/8 inches, this socket features a #28 spline design that significantly enhances grip and fit, reducing the risk of foreign object debris (FOD) and allowing for an efficient transfer of torque. Unlike traditional 12-point wrenches, spline sockets provide the capability to deliver up to twice the torque on double box fasteners and outperform hex wrenches on hex fasteners, making it ideal for servicing high tensile strength fasteners used in military, commercial aircraft, heavy machinery, and automotive settings. The full polish chrome finish ensures durability while also making it easier to clean, an essential factor for maintaining tools in industrial environments. Designed to effectively tighten high-strength bolts to demanding torque loads, this socket reduces the effort needed to turn standard fasteners, while also accommodating fasteners with damaged corners. In essence, this Proto spline socket combines superior engineering with practical functionality, making it an indispensable asset for any professional toolkit.

Prop 65

• No

Features

• Spline helps reduce foreign object debris (FOD) by having a precise fit between the fastening tool and its fastener.
• Spline sockets on spline fasteners help deliver twice the torque of 12 point wrenches on double box fasteners, and more torque than hex wrenches on hex fasteners.
• Proto spline tools are designed to service high tensile strength fasteners used widely on military and commercial aircraft and in heavy machinery applications where vibration is prevalent. they are also used in automotive and industrial areas where high performance torque needs to be achieved.
• Spline sockets help tighten high strength bolts to high torque loads. they help lower the force required to turn standard fasteners by allowing the torque load to be moved away from the corners to help prevent fastener rounding. they also turn fasteners with damaged corners.

• Drive Size: 1/2 in
• Socket Size: 7/8 in
• Length: 1.5 in
• Width: 1.2 in
• Height: 1.2 in
• Weight: 0.24 lbs
• Material: Metal
• Finish: Full Polish Chrome
• Drive Type: Standard
• Spline Size: #28
• Color Coded: No
• Deep Sockets Included: No
• Country of Origin: United States