Auto Repair Parts suppliers Product details Part Name: Investment casting Tire Changer Steel Mount Production process: lost wax casting process, Investment casting. Casting process: Silica sol process Material: Stainless steel, Aging hardening steel 17-4PH Surface treatment: Vibration polishing, as like picture shown. OEM: According to drawing or sample from customer Product standard: ISO9001:2015 Delivery status: Raw casting (Machined thread) Assembly: finished by customer Our market: Europe, Australia, America, Asia. Investment casting Tire Changer Steel Mount Tire Machine steel mount. Made by investment casting with the material aging hardening steel 17-4PH.It is tapered to fit the shaft that came on many coats machines These are great for steel wheels and high volume shops dealing mostly with OEM passenger and light trucks.Auto Repair Parts suppliers website:http://www.jd-investmentcasting.com/hardware-tooling/auto-repair-parts/