Color
Plain, blue plated, white plated ,yellow plated
Application
a tool of hexagonal cross-section used to drive bolts and screws
Material
CR-V 6150# / S2, CR-V 6150# / S2
Type
Hex Key, Allen key,hard allen wrench with ball end
Name
All Sizes Hex Wrench Allen Wrench
Advantage
heat-resistant, rust-resistant
Surface treatment
Plain, zinc plated,ect
Allen key Size
M.7,M0.9,M1.3,M1.5,M2.0~M27.0,etc