automatic four shaft nuttappinmachines, automatic double nut tapping machine, automatic singlspindle blindnut tapping machines, automatic cap nut tappingmachine, a round nut tapping machine.

Here's the English translation of the provided text: "China Fastener Industry Hunan Corps – Core Business Product Catalog" Main business coverage includes: tungsten steel raw materials, precision cold heading dies, various types of punch rods, thread rolling dies/plates; automotive fasteners / chassis components, aerospace precision non-standard parts, construction machinery supporting fasteners, wind power and photovoltaic fasteners, special connectors for construction, mining, and industrial applications; cold heading oils, cutting fluids, lubricating and anti-rust industrial oils; complete sets of fastener production equipment such as cold heading machines, lathes, thread rolling machines, and heading machines; precision measuring tools and gauges, fixtures and jigs, inspection instruments; additionally supporting full-industry chain services including non-standard custom processing, mold design and manufacturing, raw material profile supply, surface treatment services, and custom non-standard hardware parts.

冷镦件 — cold heading parts 机加工件 — machined parts 上下游配套产业 — upstream and downstream supporting industries 精密检测设备 — precision testing instruments 汽车零部件 — auto parts 石油化工 — petrochemical industry 恪守信誉 — abide by credit 互惠双赢 — mutual benefit and win-win

Tapping, rolling centralized feeding machine, bolt and nut centrifugal feeder, wheel nut automatic welding machine, thread rolling machine automatic feeding machine, sorting machine centralized feeding machine, manual sorting semi-automatic packaging machine

national standard nuts, thickened nuts, thin nuts, slotted nuts, flange nuts,coal mine nuts, high strength nuts, non-standard nuts,auto parts, net frame parts and valve parts.

INSULATING FIRE BRICK Air Setting morrtar

Industrial automatic loading and unloading platform, head machine computer detector, automatic feeding vibration plate, screw packing machine, etc

bearings（TIMKEN/FAG/INA）