기능

• Hold the bolt securely from the inside and do not drop the bolt.
• Tightening and loosening of hexagon socket head screws and hexagon socket head screws.
• One-handed work is also smooth and convenient for working in a deep place.
• Due to the ball point shape, it can be inserted into a hexagonal hole from an angle even in narrow places or places with obstacles.
• High strength, high toughness, and high durability are realized by using high-quality special alloy steel and carrying out optimum heat treatment.
• Excellent abrasion resistance, corrosion resistance and protection from rust by surface treatment with chrome plating.