Brand: new product;
Min. Order: 1
Product specifications:
The ball diameter: diameter of 23mm
Chuck: φ 18m
With the insertion aperture: 3.0mm
Packing: 6 sets of / box (plus 2 spare ball)
Material: natural rubber
Suitable for: Children
Product material:
A metal ball; suction base [material semi circle and car parts for brass. Shrapnel is made of hard phosphor bronze, good elasticity, namely restitution in the pin is pulled out, the diameter of 18* 17.4MM*3.0 units (mm)]
Two: Hang plating [using special tool, control semi sphere inside and outside the electroplating brightness as]
Three: nickel plating: first ultrasound degreasing cleaning, acidification and acid copper surface, and then hit the copper bottom surface brightness, and nickel.
Four: natural rubber suction ball []