Hex bolts
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Junchuang Hebei Iron Galvanized Expansion Screw 6mm External Bolt Lengthened Pull Burst National Standard Explosive Screw M6-M14
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US$0.01
MOQ: 100 piece
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4.8-grade and 8.8-grade Carbon Steel Black-coated Hex Bolts M16 M18 M20 Screws
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US$0.01
MOQ: 100 piece
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M5-M24 10mm-150mm Metric Stainless Steel Raised Slotted Countersunk Machine Screws Din Anti-Theft Plum Blossom Bolt
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US$0.01
MOQ: 100 piece
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DIN931 High Strength M3 M4 Black Oxide Zinc Plain Half Thread Hex Head Screw Cap Head Bolts
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US$0.01
MOQ: 100 piece
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Galvanized Steel M8 Anti Loosening Sealing DIN933 Compliant Hex Bolts ISO Certified 304 Stainless Steel Project Solution
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US$0.01
MOQ: 100 piece
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National Standard Grade 12.9 High-Strength Alloy Steel Bolts Yellow Zinc Plated Hex Socket Cylindrical Head Cup Head GB 701
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US$0.01
MOQ: 100 piece
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High Strength Bolts Durable Black Oxide Finish Half Thread T Bolts High Strength Fasteners for Industrial Applications
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US$0.01
MOQ: 100 piece
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8.8 Grade Color-Plated ISO Hex Socket Screws Metric Full Thread M3-M10 Medium-Carbon Steel Yellow-Zinc Cup-Head Cap Screws
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US$0.01
MOQ: 100 piece
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Grade 12.9 Fine-thread External Hexagon Machine Screws and Bolts Sizes M8 M10 M12 M14 M16 M18 M36 Medium-carbon Steel
From
US$0.05
MOQ: 500 piece
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Carbon Steel Blue-White Zinc-Plated Metric Wing Head Disc-Shaped Screws & Bolts M3-M24 DIN
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US$0.01
MOQ: 100 piece
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109-grade Blackened DIN 912 Cylindrical Cup-head Hexagon Socket Cap Screws Made Carbon Steel Knurled Shanks; Metric Threaded
From
US$0.15
MOQ: 1000 piece
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304 Stainless Steel Metric T-Shaped Set Screws GB37 Mold Slot Bolt Pressure Plate M5-M48
From
US$0.01
MOQ: 100 piece
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Jingu Ying Grade 88 Carbon Steel Coarse Color-Zinc-Plated Hex Socket Screw M3M8 High-Strength Cylindrical Cup-Head Cap Screws
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US$0.01
MOQ: 100 piece
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8.8-grade High-strength GB Carbon Steel Hex Socket Cap Screws Cylindrical Head Cup-head Screws Full/Partial Thread Sizes M5-M24
From
US$0.15
MOQ: 300 piece
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8.8-grade Carbon Steel Hex Socket Screws Black-oxidized Coarse Thread National-standard Boxed Sets Sizes 6 8 10 12 14 16
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US$0.01
MOQ: 100 piece
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Grade 12.9 High-Strength Carbon Steel External Hexagon Screws & Bolts Extended Threaded Rods Black Finish M5-M12 DIN931 ISO
From
US$0.15
MOQ: 10 piece
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National Standard 8.8 Grade Carbon Steel Blue and White Zinc Plated Hex Socket Screws & Bolts M3-M24 X 16/20/25mm
From
US$0.01
MOQ: 100 piece
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304 Stainless Steel Round Head Screws & Bolts Fine Thread Metric Sizes M2-M16
From
US$0.05
MOQ: 500 piece
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10.9 Grade Metric High-Strength Alloy Steel Blue-White Zinc Plated Galvanized Head Hex Socket Screw Half Head Bolt Mushroom Head
From
US$0.02
MOQ: 1000 piece
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Galvanized White-zinc-plated Hex Socket Screws Grade 4.8 Carbon Steel Cylindrical Head M4 M5 M6 M8
From
US$0.01
MOQ: 100 piece
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Blackened Grade 8.8 Carbon Steel Adjustable Live-hinge Eye Head Screws and Bolts GB798 Standard
From
US$0.05
MOQ: 1000 piece
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8.8 Grade Galvanized Hex Head High-Strength Screws & Bolts Complete Range M4-M27
From
US$0.06
MOQ: 500 piece
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Gray Drywall Screw Manufacturer Din Standard Fine Thread Phosphated Inch and Metric Measurement System Steel Material
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US$0.05
MOQ: 5000 piece
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Grade 8.8 Metric Carbon Steel Galvanized Hex Socket Screws High-Strength Cylindrical Head Bolts Extended Cup-Head M3-M20
From
US$0.05
MOQ: 5000 piece
Buying guides
2026-11-07
Stainless fastener grades: 304 vs 316
Corrosion resistance, strength and cost, plus selection advice for outdoor and marine environments.
Read article → 2026-11-07How to choose bolt property class: 8.8, 10.9 and 12.9
Load, preload and cost: when to specify 8.8, 10.9 or 12.9 bolts.
Read article →