Our firm has been established in Busan Private Organized Industry Region KONYA / TURKEY in 1975 with name is Hatvemak Gear Industry Spiral - hypoid crown wheel and pinion gear sets, straight bevel gears, spider kits, differential spider gear cases, rear axle shafts, pinyon output flances, complete differentials, speed reducers and direction changing speed reducers for light commercial vehicles (light trucks, minibuses, midibuses), commercial vehicles (trucks and buses), automobiles, tractors, heavy duty machines, agricultural machines, machinery used in factories and workshops are amongst our production topics. You can visit to our website is www.hatveotomotiv.com for our product list and more information.We can produce all differential parts if you give detailed technical drawing or sample for us.60% of our products are exported, remaining 40% satisfies the local market.Our firm focuses facility investments in the area of spiral-hypoid and straight bevel gear production machines and we're proud of our quality in the crown wheel and pinion gears, also spider kits we make.We use the GLEASON system in the production of differential crown wheel and pinion gears and we adhere to the AGMA standarts. Our factory have produce as complete rear differential box for vehicles.We produce our goods from forged materials to enhance the hardness and durability. After the forging process, we work the forged materials first in CNC machinery, then they're cut and tested in GLEASON machinery. After the high quality gassy system heat treatment, the gears get coupled in GLEASON machinery with special lapping paste. After the quality control processes they're carefully packaged and stocked.Also, our firm have high quality technolojy and more production machines, so our firm products are very quality and high level production range.