Ningbo Yongtai Tools Co., Ltd. [China]

9pcs long arm hex key set,45# Carbon steel w/ heat treated colorful finishing

long arm hex key set 

Full series hex key set45# carbon steel ,42 HRC

Long arm or short arm can be customized.

1.5-2.0-2.5-3.0-4-5-6-8

9pcs long arm hex key set ST9828S