Materials: carbon or alloy steel
Car make: universal
Length: 33mm (1.3 inch)                             
dia1:20mm                                                   
dia2:16mm                      
fit for: 1 key adapter                                                                                                     
Thread size:
10mm x 1.50, 12mm x 1.25, 12mm x 1.50, 14mm x 1.25, 14mm x 1.50
3/8 to 24, 7/16 to 20, 1/2 to 20 and 9/16 to 18 inches
Surface treatment: chrome, zinc, dacromet, blacking and color electrophoretic
Colors: red, yellow, blue, purple, black, gold and silver
Mechanical performance grade: 8 or 10 grade, acquiesce in 6 grade for both nut and key
Certification: TS16949
Packing: double blister (clamshell), cardboard box, head card, plastic box and foam box or brown paper or customized