Continue to order
Traceable quality
304 Stainless Steel Round Head Carriage Screws & Bolts M4 M12 Grade A2-70 Full Thread Whitening Finish Bridge Rack Screws
Stainless steel 304
Zinc plated
A2-70
M4
From
US$0.01
/ piece
Tier prices are for reference. Final price depends on specification, quantity and destination.
Retail orders: from 10 pcs per item
Wholesale MOQ: 10 piece
Tier pricing
| Quantity | Unit price |
|---|---|
| 10-99 piece | US$0.05 |
| 100-999 piece | US$0.04 |
| 1000-9999 piece | US$0.03 |
| ≥ 10000 piece | US$0.01 |
Specifications
| Material | Stainless steel 304 |
|---|---|
| Surface | Zinc plated |
| Property class | A2-70 |
| Thread | M4 |
| Size range | M4 |
| Length range | 12mm |
| Material | 铁 |
| Grade | 6.8级 |
| 螺纹类型 | 无 |
| 头部类型 | 无 |
| Surface treatment | Zinc plated |
| 每个螺栓的螺母 | 无 |
| Place of origin | China |
| 销售单位 | 单个商品 |
| 单个包装尺寸 | 10X15X50 厘米 |
| 单个产品毛重 | 30.0 公斤 |
Description
304 Stainless Steel Round Head Carriage Screws & Bolts M4 M12 Grade A2-70 Full Thread Whitening Finish Bridge Rack Screws
Material: Stainless steel 304
Surface: Zinc plated
Grade: 6.8级
螺纹类型: 无
头部类型: 无
每个螺栓的螺母: 无
Place of origin: China
销售单位: 单个商品
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 →