Screw port size: the largest is 16mm, the smallest 4mm
[Material]: Plastic + Iron
[Packaging]: Boxed (pictured)
[Package size]: 24*12*4cm
[Packing number]: 20 sets / box
[Features]: Authentic carbon steel, mirror finish. This product is suitable for car, household, machine repair, auto repair, etc. It is suitable for car demolition throttle, seat chair, door lock, fender; suitable for car interior decoration. Suitable for motorcycles, bicycle repairs, screws for various shapes, nuts!
The 40-piece set of accessories is: (40 cases including the box)
28 pieces 1/4 series sleeve: 4,4.5,5,5.5,6,6.5,7,7.5,8,9,10,11,12,13MM:5/32,3/16,7/32,1 /4,9/32,5/16,11/32,3/8,13/32,7/16,15/32,1/2,17/32,9/16”