Features Router template guide set allows you to use router with ease and accuracy with a wide variety of templates. Machined out of brass construction to make sure rugged durability and long lasting high performance. Great for cut‑out work, dovetailing, hinge routing and so much more. With a storage case, can easy store the tools, guide bushings OD specs:10 12 14 16 18 20 24 30. The kit contains 8 of the most popularly‑used sizes guides, 2 lock nuts and 1 template guide adapter. Specification: Condition: 100% Brand New Item Type: Router Guide Kit Material: Brass Uses: Cleaning work, hinge milling and dovetail work, staircase milling, pattern milling, conventional milling OD Size: 10 mm / 0.4 in, 12 mm / 0.5 in, 14 mm / 0.6 in, 16 mm / 0.6 in, 18 mm / 0.7 in, 20 mm / 0.8 in, 24 mm / 0.9 in, 30 mm / 1.2 in Package List:8 x Router Guides2 x Lock Nut1 x Adapter Note:1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. Package List 8 x Router Guides 2 x Lock Nut 1 x Adapter