Cheap And Discounts 1pcs JT0 Drill Taper Chuck Adaptor Connecting Rod Motor Shaft Sleeve Steel Coupling 4mm/5mm/6mm/6.35mm/8mm Wholesale. Buy Directly From Merchant Home-Decor Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.