Feature: Brass material The main body of the product is made of brass material, the color is beautiful and the service life is long The hollow leather pad is used with the leather pad to avoid the drop of the wrench A variety of sizes and sizes are available for a wide range of people Choose according to the widest diameter of your thumb 1. Thumb 18-19 mm choose No. 18 wrench 2. Thumb 19-21 mm choose No. 20 wrench 3. Thumb 21-23 mm choose No. 22 wrench 4 thumbs 23-25 mm select size 24 wrench Specification: Product name: brass wrench Product application: Mongolian style release Product material: brass material Product weight: 5/7.3/7.6/8.2g Product color: copper yellow Product size: 18/20/22/24mm Package Included: brass wrench*1 Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.