Check the listing for details. Shaft Arbor Extension 1/2" 5/8" Motor Arbor Threaded Adapter Thicker Version New. Condition: New. Listed at 20.99 USD. 【Function】This Shaft Arbor Extender is designed to convert 1/2" or 5/8" shaft electric motor to 5/8" threaded shaft buffing machine, or transfer 1/2" Bench Grinder shaft to 5/8". The Threads is right side【Advantage】The arbor adaptor make your Motor like a transformer, save your money, just a small Motor arbor shaft extension adapter can create a new grinder or buffing machine【Using Method】Attach the arbor adaptor tube side to your motor arbor or bench grinder shaft, fasten the 1pcs hidden screw to make it fastness, use the 2pcs washers flange sandwich cinch the buffing/grinding wheels etc, then tighten the nut and start buffing work【Application】This Threaded Arbor Shaft Adapter suitable for mounting Buffing wheels, Polishing wheels, Grinding Wheels, Wire brush wheels, as long as the arbor hole is 5/8"【Dimension】Tube side OD x ID x L：7/8" x 5/8" x 1-5/8"; Inner adjust tube ID：1/2"; Screw side dia x L：5/8" x 2-3/16"; Hex nut dia：1-1/16"; Washer dia x thickness: 3-1/16" x 1/8". Material: steel. Please make sure the size matches your needs before you buy Shaft Arbor Extension 1/2" 5/8" Motor Arbor Threaded Adapter Thicker Version New Product DescriptionSize: 1/2" & 5/8" Motor Shaft Arbor Extension Adaptor Thicker Version Right SidePackage includes:1 set 1/2" & 5/8" Motor Shaft Arbor Adaptor right side:------Main body 1pc, inner adjust tube 1pc, tighten screw 1pc, washer 2pcs, hex nut 1pc, L-shape hex wrench 1pcDetail size:Tube side OD x ID x L：7/8" x 5/8" x 1-5/8";Inner adjust tube ID：1/2";Screw side dia x L：5/8" x 2-1/8";Hex nut dia x thickness: 1-1/16" x 7/16";Washer dia x thickness: 3-1/16" x 1/8";L-shape hex wrench: long part 2-1/4", short part 7/8".Q & A:What’s the function of this shaft arbor adaptor designed for?This Shaft Arbor Extender is designed to convert 1/2" or 5/8" shaft electric motor to 5/8" threaded shaft buffing machine, or transfer 5/8" Bench Grinder shaft to 5/8" threaded shaft.What kind of wheels it is suitable for mounting?This Electric Motor Arbor Threaded Shaft Adapter suitable for mounting Buffing wheels, Polishing wheels, Grinding Wheels, Wire brush wheels, as long as the arbor hole is 5/8".How to use?Attach the tube side to your motor arbor or bench grinder shaft, fasten the hidden screw to make it fastness, use the 2pcs washers sandwich cinch the buffing/grinding wheels etc, then tighten the nut and start buffing work. Return Policy: We offer a 30 day return policy from the receiving date. Please contact us for a Return Label. Please use our return label provided by us because it will go back to our supplier. Feedback: Your satisfaction is very important to us! If you have any problem with your order, please contact us and we will do our very best to make you satisfied. As long as you are happy with your purchase, please leave a positive feedback for us. We will always leave you a positive feedback in return. If you have any problem with your purchase, please do not leave a negative feedback. Please Contact us ... and your issue will be solved quickly and positively We are a small family-owned business trying to make it, not a huge company that doesn't care ... We will ALWAYS do our best for you