About this product
- Apply to ER40UM NUT.
- The ER nut adopts open end or annular groove design. Fix accurately and avoid skidding.
- High quality medium carbon steel is adopted as materials of spanner head. The surface hardness of spanner is higher than ER Nut reaching HRC58-62 to be durable.
- Blackening the surface of the spanner and installing the rubber handle after chroming gives it a delicate appearance and a comfortable feel.
- Each batch of products would be sampled for toque testing to ensure the safety.
- Apply to ER40UM NUT.
- The ER nut adopts open end or annular groove design. Fix accurately and avoid skidding.
- High quality medium carbon steel is adopted as materials of spanner head. The surface hardness of spanner is higher than ER Nut reaching HRC58-62 to be durable.
- Blackening the surface of the spanner and installing the rubber handle after chroming gives it a delicate appearance and a comfortable feel.
- Each batch of products would be sampled for toque testing to ensure the safety.
