M3~M6 Phillips Carbon Steel Step Cross Knurled Thumb Screws Hand Grip Knob Bolts
◽ Standard Type:Knurled Hand Screws. ◽ Model:Thumb Screws Hand Grip Knob Bolts. Long service life. ◽ Category:Machine Screws. ◽ Material:Carbon steel. ◽ Thread Length:6mm~20mm. ◽ Knurling Type:Straight Pattern Knurling.