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Traceable quality
Grade 10.9 Round Head Hexagon Socket Bolt Premium Quality Screws Black Oxide Metric Carbon Steel
Carbon steel
Black oxide
10.9
M2-M50
From
US$0.03
/ piece
Tier prices are for reference. Final price depends on specification, quantity and destination.
Retail orders: from 10 pcs per item
Wholesale MOQ: 100 piece
Tier pricing
| Quantity | Unit price |
|---|---|
| 100-499 piece | US$0.09 |
| 500-2999 piece | US$0.07 |
| 3000-9999 piece | US$0.05 |
| ≥ 10000 piece | US$0.03 |
Specifications
| Material | Carbon steel |
|---|---|
| Surface | Black oxide |
| Property class | 10.9 |
| Thread | M2-M50 |
| Size range | M2-M50 |
| Type | 别针, 弹簧销, 分离式环, Ring |
| 头直径 | 8毫米 |
| 螺钉头高度 | / |
| Surface treatment | 亮(无涂层) |
| 有肩 | / |
| 定位销样式 | 标准 |
| 弹簧销样式 | 有槽孔 |
| Place of origin | Hebei, China |
| Brand | JunChuang |
| Size | M2-M50 |
| Packing | Cartons+plastic Bags |
| Material | Carbon Steel |
| 销售单位 | 单个商品 |
| 单个包装尺寸 | 58X57X56 厘米 |
| 单个产品毛重 | 55.0 公斤 |
Description
Grade 10.9 Round Head Hexagon Socket Bolt Premium Quality Screws Black Oxide Metric Carbon Steel
Material: Carbon steel
Surface: Black oxide
Type: 别针, 弹簧销, 分离式环, Ring
头直径: 8毫米
螺钉头高度: /
有肩: /
定位销样式: 标准
弹簧销样式: 有槽孔
Place of origin: Hebei, China
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 →