ITEM NAME:5Pcs Plastic Ball Mold Machine Control Handle Thread Knob 25mm diameter 6mm C5A8 5Pcs Plastic Ball Mold Machine Control Handle Thread Knob 25mm diameter 6mm C5A8 Ball button with threaded blind hole, good machine replacement handle replacement. Hard plastic, long life. Polished surface, easy handling. Product Name: Machine handle knob Type: spherical shape Ball diameter : 25mm / 1 inch Drill hole diameter : 6mm Material: plastic Color: Black Weight: 35g Package Contents: 5 x machine handle knob.Hard plastic, long life.