General description Easy to install and use, the 3-Piece Electric Wrench Elastic Connecting Rod Universal Flexible Shaft Quick Ratchet Spring Extension is designed for versatility. It can function as both an oscillating extension rod and a flexible extension rod, making it ideal for situations where offset clearance is required. This tool is compatible with various ratchet wrenches and impact wrenches. Technical specifications Material: Steel Color: Black and Silver Package Contents: 1 x 1/4 inch Extension Rod, 1 x 3/8 inch Extension Rod, 1 x 1/2 inch Extension Rod Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with 1/4, 3/8, and 1/2 ratchet wrenches or impact wrenches Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.