1/2 "spark plug insert, 21 mm

Description:

• For expansion / installation of spark plugs
• forged version
• Material: CrV steel 31 CRV3
• Optimal surface protection: 2x nickel and 1 x chrome
• laser printed
• all socket wrench from PROXXON are equipped with the Driver system in which the drive is not on the corners but on the edges - for high power transmission, the edges of nuts and bolts remain unaffected

Technical specifications:

• socket wrench size: 21 mm
• With TPR (thermoplastic rubber) insert for holding the spark plug when inserting
• Drive 12.5mm (1/2 ")
• Diameter: 28mm
• Length: 70mm
• usable length of the hexagon socket: 21mm
• hexagon socket version
• 24mm connection on the drive side