3D Printer 8x100mm Lead Screw Rod T Shape Linear Rail Bar Shaft<br>Feature:<br>Mainly use for Stepping motor driving guide rail.T shape design， make of high quality 304 stainless steel material.Easy to install and convenient to use.Fine producing and practical.<br>Specification:<br>Rod diameter: 6mmThe outer tooth rod diameter: 8mmWhole length: 100mmLead(the straight distance which turn a circle): 3mmMaterial: 304 stain less steel<br>Package included:<br>1 x 3D printer lead screw rod