Used bolt

Trusted Seller
6 Station Bolt Forming Machine/Screw Making Machine
- Manufacturer: Rainbow
Product Description Automatic bolt making machine is a specialized machine with the advantages of high precision, high productivity and high automation. We can supply multi-station cold forging machines, includin...
Heilongjiang, China
Trusted Seller
2022 Energy Saving Heat Treatment Furnace Line for Bolts
- Manufacturer: Rainbow
Specification: No. Model Working Dimension(mm) Capacity(kgs/h) 0# RB-150 300*4000 hardening 150, carburizing 60 1# RB-200 400*5000 hardening 200, ...
Heilongjiang, China
Trusted Seller
Rainbow Supply Nut Bolt Former Cold Forging Machine
- Manufacturer: Rainbow
Product Description Automatic multi-station Cold Bolt Former is a specialized machine tool with high efficiency and automation among forging machinery. Cold forging technique and automatic cold forging formers ar...
Heilongjiang, China
Trusted Seller
One Die Two Blow Screw Making Machine Bolt Heading Machine
- Manufacturer: Rainbow
Product Description 1. The cold heading machine is fully automatic and easy to operate with little training, fitted with Solid Die to produce blank for Bolts, Screws, Rivets and other similar components. Cut off ...
Heilongjiang, China
Trusted Seller
Efficient Industrial Furnace Energy Saving Annealing Furnace for Bolts
- Manufacturer: Rainbow
Company Profile Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(Ningbo), one Thread rolling machine factory(Ni...
Heilongjiang, China
Trusted Seller
China Factory Machine Producing Screw Rivet Bolt Nail
- Manufacturer: Rainbow
Company Profile Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory (N INGBO ), one Thread rolling machine factory...
Heilongjiang, China
Trusted Seller
Nut Screw Making Machine Cold Forging Machine for Bolt
- Manufacturer: Rainbow
Company introduce Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(Ningbo), one Thread rolling machine factory(...
Heilongjiang, China
Trusted Seller
Bolts and Nuts Manufacturing Machine Screw Threading Rolling Machine
- Manufacturer: Rainbow
PROMISE AND SERVICE We promise to serve our valuable customers qualified machines with reliable and durable performance,also quick, satisfied trouble shooting and aftersale service. Our machines warranty policy a...
Heilongjiang, China
Trusted Seller
Multi Station Cold Forging Machine/Bolt Making Machine
- Manufacturer: Rainbow
Product Description Auto Multi-station Cold forging former is a specialized machine tool with high efficiency and automation among forging machinery. Cold forging fomers are used as an important means for produci...
Heilongjiang, China
Trusted Seller
2022 Good Quality Heat Treatment Furnace for Screws and Bolts
- Manufacturer: Rainbow
Specification: No. Model Working Dimension(mm) Capacity(kgs/h) 0# RB-150 300*4000 hardening 150, carburizing 60 1# RB-200 400*5000 hardening 200, ...
Heilongjiang, China
Trusted Seller
Bolt and Nut Heat Treatment Quenching Furnace Hardening Furnace
- Manufacturer: Rainbow
Specification: No. Model Working Dimension(mm) Capacity(kgs/h) 0# RB-150 300*4000 hardening 150, carburizing 60 1# RB-200 400*5000 hardening 200, ...
Heilongjiang, China
Trusted Seller
M8 Screw Making Machine/Bolt Forming Machine
- Manufacturer: Rainbow
Product Description Auto Multi-station Cold forging fomer is a specialized machine tool with high efficency and automation among forging machinery. Cold forging fomers are used as an important means for producing...
Heilongjiang, China
Trusted Seller
Fully Automatic Good Price China Nut Bolt Making Machine
- Manufacturer: Rainbow
Product Description Model RNF08B-6S-12 Forging station 6 Max forging Dia (mm) 8 Max Cut off dia (mm) 8 Product Size M4-M5 Forging length (mm) 12 Die pitch (mm) 38 Slider stroke (mm) 40 Output (per.min) 175-350 Ma...
Heilongjiang, China
Trusted Seller
Automatic CE Certificate Screw Bolt Thread Making Machine
- Manufacturer: Rainbow
Product Description Model CY05Z Diameter Range (mm) 3-5 Screw Length (mm) 50/75 Max. Thread Length (mm) 50 Moving Die Size (mm) 76/89/25 Main Motor (KW) 2.2 Output (Pcs/M...
Heilongjiang, China
Trusted Seller
Industrial Bolt Production Machine Energy-Efficient Auto Feeder System Ideal for Construction & Automotive Fasteners
- Manufacturer: Rainbow
Product Description Automatic bolt making machine is a specialized machine with the advantages of high precision, high productivity and high automation. We can supply multi-station cold forging machines, includin...
Heilongjiang, China