High-strength carriage bolts support customization, corrosion resistance, manufacturer-supplied bolt control

Zhenghao M30 Metro Segment Bolts, Tunnel Arc Shield Screws, Grade 8.8 Metro Segment Connection Assembly

PEEK external hex socket bolt, polyether ether ketone material, manufacturer, screw control

Metro 45# Dacro Shield Double-Ended Segment Bolts Tunnel M30 Curved Hexagonal Segment Screws Bend Bolts

PEEK hex socket bolt, high-strength plastic, high-temperature resistant, acid- and alkali resistant insulating resin, threaded control

Zhenghao Tunnel Double Curved Screw M30 Dacro Shield Hexagonal Head Subway Segment Bolt

Grade 5 and Grade 8 American-made Dacro high-corrosion resistance 1/2-13*2 external hex bolts

Forged bolts, U-shaped bolts for underground coal mines, available in specifications, direct shipment from the manufacturer

Dacro internal hex bolt, high-temperature resistant and corrosion-resistant cylindrical head, six internal screws, quality guaranteed

Embedded bolts directly supplied with M48 embedded connection pairs, Q235B welded street lights, M30 anchor screws

Hex tri-combination self-locking screws. Preferred material: sturdy and wear-resistant, corrosion-resistant, wear-resistant, threaded control

BFSH plug screws 635 bolts nuts high-strength fasteners support customization

Bers Sdorf Industrial Technology (Shanghai) Co., Ltd

Wanjian Manufacturer supplies U-shaped bolts and pre-embedded right-angle square shaped parts for construction high-speed rail, with ample supply

Hebei Wanjian Fastener Manufacturing Co., Ltd.

Chemical plant Nickel-Chromium-Molybdenum 625 bolt, grade 10.9, hydrochloric acid corrosion resistant, external hex full thread GB5786, customizable

Bers Sdorf Industrial Technology (Shanghai) Co., Ltd

Bairsdorf High-Temperature High-Strength Screw 660 Bolt Nut M8X10 supports customization

Bers Sdorf Industrial Technology (Shanghai) Co., Ltd

High-strength joint bolts, fisheye screws, lifting rings with holes adjustment screws, supplied by Qunao

Handan Qunao Metal Products Co., Ltd.

High-strength bolts, black external hex head screws, external hex standard parts, factory wholesale

Handan Wanmei Fasteners Co., Ltd.

Qunao High-Strength Flat Head Bolt 16*180 Ball Mill Liner Bolt Fan Surface Goose Egg Bucket Type Yuanbao Customizable

Handan Qunao Metal Products Co., Ltd.

10.9s Blackened Large Hex Bolt High-Strength Connecting Accessory GB1228 for Hex Screws for Bridge Construction

Handan Ming'ao Fastener Manufacturing Co., Ltd.

Zhenghao Dacro Metro Segment Bolts 5.8 Grade Tunnel Shield Connection Assembly, supports custom manufacturers

Metro 45# Dacro Shield Double-Ended Segment Bolts Tunnel M30 Curved Hexagonal Segment Screws Bend Bolts

Zhenghao M30 Metro Segment Bolts, Tunnel Arc Shield Screws, Grade 8.8 Metro Segment Connection Assembly

10.9s Blackened Large Hex Bolt High-Strength Connecting Accessory GB1228 for Hex Screws for Bridge Construction

Ming'ao double-head arc tunnel shield tunnel connector 8.8 grade Dacro metro segment bolts

12.9 Grade high-strength external hex bolts, custom extended hex shaped screws

8.8 Grade High-Strength External Hex Nut Set Bolts, Bolts, Bolts, Nuts, Flat Springback Gasket Set M10/M12

Metro bolt manufacturer arc-shaped segment 8.8 grade Dacro high-speed rail embedded parts tunnel screw threads