Place of Origin China Imported No Order Number 1 Brand Jiutong Tools Model 525 Item No. Fill in Allen wrench head Ball head Standard Metric Surface treatment Chrome plated Material 45# Steel Features Ordinary Weight 300 (g) Customized processing No Opposite side size 2mm Long side size 122 (mm) Short side size 1223 (mm) Specifications Ball head plating medium length 60/piece 20 sets/box 0.32kg, ball head plating lengthened 60/piece 20 sets/box 0.37kg, short flat inner hexagon main