... Bevel Gear, Worm Gear, Worm Shaft 2) Mateiral is 8620 or 20CrMoTi/ 86L20 or 20CrNiMo 3) HRC55-60 Carburize 0.025-0.040 deep Bevel gear ... customers' designsWe supply:Gear Racks and Gears, Bevel Gear Pair, Helical Gears, Worm Gear and Worm Shaft Verified Information This information ... Parts Product Line Gearbox 1,000 Pieces / Month, Gear & Worm Gear 4,000 Pieces / Month, Valve 800 Pieces / Month ...