คุณลักษณะ

• Optimum heat treatment is applied so that the strength of the product can be maintained and can withstand long-term use.
• It has more than 1.5 times the strength of ordinary class wrench.
• The surface is coated with cationic electrodeposition, which provides a strong anti-rust effect without getting your hands dirty.
• JIS H class (size up to 46 x 50 mm except 26 x 29 mm).
• JIS-H class is more than 1.5 times stronger and more durable than JIS-N class.
• Chromium vanadium steel suitable for use in tools.
• Fastening work of hexagonal bolts and nuts