An affordable 12 volt impact wrench (rattle gun), suitable for use on vehicles up to large 4WDs and light trucks, is now available from 4WD World.

The Shentai unit comes standard with 4.2 metres of cable, and connects via alligator clips to the vehicle's battery. Also standard are four metric sockets and a 75mm extension bar.

Other features include a built-in LED light for night use, hubcap remover, instruction booklet and spare fuse. Technical details are:

• 12 volt DC rating
• 100 watts/8.3 amp input
• 340Nm of toque with no recoil
• 3 kg total weight (including all parts and plastic carry case)
• 4 metre electric extension cable

The Shentai unit is ideal for the elderly, women drivers or those requiring an easy way of removing and replacing wheel nuts. It's particularly suited for 4WDs, cars, utes, vans, light trucks and farm machinery.

Visit: 4wdshop.com.au for more information