If you use the short end and hold the long end, you can tighten it with more force. If you use the long end and turn it by holding the short end, you can tighten it quickly.
Hardness is HRC54 to 59. Diagonal dimension (mm): 1.5
Neck size (mm): 14
Total length (mm): 50
Diagonal (mm): 1.5
Material/Finish: Chrome vanadium steel (Cr-V), Surface treatment: Nickel chrome plating
Country of Origin: Japan
Code number: 125-3697
