Extension wave 1/2" 250(39507)
- Made by cold stamping method.
- Square drive shape allows to rotate the fastener at an angle up to 15 °.
- Equipped with a spring-loaded holding ball.
- Material - chrome-vanadium tool steel CrV50BV30.
- It is hardened to hardness not less than 39HRC.
- It is chrome plated and matt finish to resist corrosion.
Barcode: 4604607395079