기능

• The shape is easy to apply force, and a little force produces high torque.
• Proguard processing has more than 5 times the corrosion resistance of general black dyeing processing.
• Since the intersection of the hexagonal wrench and bolt is set to 0.0127 mm or less, it is difficult to damage the wrench and bolt.
• The steel is made of a protenium alloy steel, which is more than 20% stronger than typical steel like vanadium steel.
• Cushion grip is used.
• For tightening and loosening hexagon socket bolts.