GY-EB Extension Bar

Our heavy-duty extension bars are engineered to provide the extra reach required for nuts and bolts located in confined or inaccessible spaces. Designed as a bridge between your driving tool and the socket, these bars ensure maximum torque delivery even when direct access is restricted.

Key Features

  • Versatile Compatibility: vailable in a full range of square drive sizes, from 1/4″ to 1″, making them suitable for everything from precision assembly to heavy industrial maintenance.
  • Dual-Application Design: Precision-machined for both manual and impact applications, providing the durability needed for high-torque power tools.
  • Robust Construction: Manufactured with a high-strength shank and a secure male/female square drive interface for a slip-free connection.
  • Optimized Dimensions: Features a tapered head and shank diameter (ranging from 8.0mm to 34.0mm) to balance strength with the ability to fit into tight clearance areas.
Technical Specification
Part No. Sq. Drive Head Dia Shank Dia Approx. OAL
GY-EB0-55 1/4″ 14.0 8.0 55
GY-EB0-100 1/4″ 14.0 8.0 100
GY-EB0-150 1/4″ 14.0 8.0 150
GY-EB1-75 3/8″ 19.0 12.6 75
GY-EB1-150 3/8″ 19.0 12.6 150
GY-EB1-300 3/8″ 19.0 12.6 300
GY-EB2-75 1/2″ 24.0 16.5 75
GY-EB2-125 1/2″ 24.0 16.5 125
GY-EB2-250 1/2″ 24.0 16.5 250
GY-EB3-210 3/4″ 43.0 24.0 210
GY-EB3-430 3/4″ 43.0 24.0 430
GY-EB4-200 1″ 54.0 34.0 200
GY-EB4-400 1″ 54.0 34.0 400