China manufacturer different size drilled Zin Plated steel balls with hole Threaded Steel Balls 20mm M4 M5 M6

Drilled steel ball is usually made of carbon steel,aisi 201 304 316 stainless steel,copper,brass and aluminum material.

Size ranges of drilled steel ball is from as small as 3mm and as big as 50.8mm.

Steel ball with hole(s) types are:

1)-half threaded

2)-threaded all through

3)-one hole

4)-many holes

Thread sizes are M2 M2.5 M3 M4 M5 M6 M7 and M8.

Related drilled steel ball

1-Half drilled or half threaded metal balls. 

2-Steel ball with through hole by drilled or threaded.

3-Special drilling steel ball and threading metal balls with many hole or with mixed drilled and threaded holes.

Drilled steel ball Application:

1-Half drilled or half threaded metal balls. 

2-Steel ball with through hole by drilled or threaded.

3-Special drilling steel ball and threading metal balls with many hole or with mixed drilled and threaded holes.

Production Process