Main Features:- Silverline 3 piece extension bar set.
- Hardened tempered chrome-plated and polished.
- 1/4-inch square drive.
- The groove is appropriately designed， not thread off and skid.
- Knurled bands and spring-loaded ball bearing.
- Easy to install and uninstall， suitable for the various environment.

Specifications:
Surface Color: Gray
Material: Stainless?steel
Extension Bar Length: 60mm， 100mm， 150mm Application: Wood Working Tool
DIY Supplies: Woodworking Package weight: 0.124 kg
Package Size(L x W x H): 15.50 x 7.00 x 0.80 cm / 6.1 x 2.76 x 0.31 inches Package Contents: 3 x Socket Extension Bar