Item Type: Radius Jig Router Template Material: ABS Usage: Suitable for right angle photo frame edge, table edge, small stool, and wooden board. Select the corner of the template you want to copy and place it on the desired wood corner Package List 4 x Radius Jig Router Template Please allow 12cm error due to manual measurement. Thanks for your understanding. 1Trimming Aid Tool: This kit contains 4 radius jig router templates for woodworking, in total of 8 specifications for you to use 2Efficient Cutting: This half rounded jig makes you cut the rounded corners at will, allowing you to work smoothly and efficiently without worries 3Easy to Use: The router template is easy to use, just select the size template you want to make and place on the wood corner you decide to cut 4Wear Resistant and Durable: The woodworking tool is made of excellent ABS material, has good wear resistance and durability 5Wide Range of Application: The corner radius jig is suitable for right angle photo frames, tables, stools, wooden boards, etc.