Feature: 1. 10 PIECES SET: This set contains 8 pcs guide bushings and 2 pcs lock nuts to use, to meet your different needs. 2. MAIN : This guide bushings are designed to be used between router bits and various templates, achieve complete flexibility. 3. STRONG PRACTICALITY: The template guide bushings significantly increase the number of operations you can do with your router, practical. 4. GOOD PROTECTION: These guide bushings will prevent damage to the drill bit and the bushing itself, providing great protection. 5. ALUMINUM ALLOY MATERIAL: The set is made of premium aluminum alloy material, light in weight and high in strength, sturdy and not easy to damage. Specification: Item Type: Router Template Guides Bushing Material: Aluminum alloy Color: Blue : Used between router bit and various templates Package Contents: 8 x Router Template Guides Bushing 2 x Lock Nut Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.