[Features] ●Hardness and toughness of HRC62.5 (maximum hardness) for amazing durability and long life. ● Stepped type ideal for narrow spaces. ●Resistant to wear and maintains good thread engagement. ●Impact is absorbed by the torsion part. Good grip, non-slip, strong bending, and high transmission power.
[Use] ●For tightening screws on C-channels, iron plates, aluminum, wood, etc.