With high grade alloy steel material and specially heating treatment, Jetech hex key products could reach hardness HRC54-59 and its torsion could exceed torque standards of AINI, DIN and GB
- Sub Type : Ball End
- Sizes : 1/16",5/64" ,3/32",1/8",5/32",3/16",1/4"5/16",3/8"
- Items in a Pack : 9 Pcs.
- Material Chrome Plated