The ARP M9 x 1.00 12-point stainless steel nut kit (noted M11 wrench) supplies 12-point nuts sized for M9 x 1.00 threads and identifies the wrench size reference. These metric nuts are useful for assembling or replacing smaller threaded connections found on engines and accessories. The kit helps ensure correct hardware match during service.
ARP M9 X 1.00 (M11 wr) SS 12pt nut kit