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Hex Lug Bolts


We provide our customers with detailed information on each bolt type including measurements and offer several types of wheel bolts including conical seat type bolts, ball seat type bolts, and PCD wobble bolts. Our lug bolts come in a variety of colors and finishes for something that looks great on every automobile.All of our hex lug bolts are 10.9 grade,also we can produce 12.9 grade.

The difference between grade 10.9 and grade 12.9


Thread

   

GRADE

Rockwell hardness

Minimum tension loadGuarantee loadMinimum tensile strength


M12x1.25

10.9 GRADEHRC32-39≥95.8KN≥76.4KN≥1040Mpa
12.9 GRADEHRC39-44≥112KN≥89.3KN≥1220Mpa


M12x1.50

10.9 GRADEHRC32-39≥91.6KN≥73.1KN≥1040Mpa
12.9 GRADEHRC39-44≥107KN≥85.5KN≥1220Mpa


M14x1.50

10.9 GRADEHRC32-39≥130KN≥104KN≥1040Mpa
12.9 GRADEHRC39-44≥152KN≥121KN≥1220Mpa


E-mail: hs@wheelnuts.cn 
Skype: tracyzhang1205 
Address:No.136,XiHu Road,Wujin Hi-tech
Development Zone,Changzhou,Jiangsu,China

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