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Traceable quality
8.8-grade High-strength Carbon Steel DIN933 Hex Socket Cap Cup Head Cylindrical Head Screws Extended Lengths M3-M20 50mm
Model: NL3M4
DIN933 / DIN25201 / DIN 25201
Stainless steel 304
Stainless steel
8.8
M3-M20
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: 100 piece
Tier pricing
| Quantity | Unit price |
|---|---|
| 100-999 piece | US$0.04 |
| 1000-9999 piece | US$0.03 |
| 10000-99999 piece | US$0.02 |
| ≥ 100000 piece | US$0.01 |
Specifications
| Model | NL3M4 |
|---|---|
| Standard | DIN933 / DIN25201 / DIN 25201 |
| Material | Stainless steel 304 |
| Surface | Stainless steel |
| Property class | 8.8 |
| Thread | M3-M20 |
| Size range | M3-M20 |
| Length range | 50mm |
| Standard | DIN 25201 |
| Compatible screw size | M8, M6, M10, M4, M5, M12, M3, M16, M20, M14 |
| Material | 钢 |
| 种类 | self-locking washer |
| 外径 | 3 mm,4 mm,5 mm,6 mm,8 mm,10 mm,12 mm,14 mm,16 mm |
| Surface treatment | Dacromet-coated |
| Application | anti-loosening |
| Type | double-sided toothed |
| Model | NL3M4 |
| Place of origin | Other |
| 销售单位 | 单个商品 |
| 单个包装尺寸 | 27X23X17 厘米 |
| 单个产品毛重 | 1.0 公斤 |
Description
8.8-grade High-strength Carbon Steel DIN933 Hex Socket Cap Cup Head Cylindrical Head Screws Extended Lengths M3-M20 50mm
Standard: DIN933 / DIN25201 / DIN 25201
Material: Stainless steel 304
Surface: Stainless steel
Compatible screw size: M8, M6, M10, M4, M5, M12, M3, M16, M20, M14
种类: self-locking washer
外径: 3 mm,4 mm,5 mm,6 mm,8 mm,10 mm,12 mm,14 mm,16 mm
Application: anti-loosening
Type: double-sided toothed
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 →