Product Details
M6 M8 carbon steel hexagon thin nuts M12 stainless steel hex flat jam nut DIN439
Products Specification
Quick Details
- Finish:
-
ZINC PLATED, Black Oxide, galvanized, Plain
- Measurement system:
-
Metric, Imperial (Inch)
- Application:
-
Heavy Industry, Mining, Water Treatment, Healthcare, Retail Industry, Food & Beverage, General Industry, Oil & Gas, Automotive Industry
- Place of Origin:
-
China
- Brand Name:
-
TOBO
- Model Number:
-
4# to 3'' & M1.6 to M64
- Standard:
-
DIN, ASME B18.2.1 ISO4014, DIN934, DIN6334 ,UNI, JIS,A194 GR2H/2HM/B8/
- Item:
-
hexagonal hex nuts
- size:
-
4# to 3'' & M1.6 to M64
- Grade:
-
A2 A4 or grade 2 6 8 10
- Chamfer:
-
Single chamfered, double chamfered,
- Thread:
-
Metric SAE, UNC, UNF
- Material:
-
carbon steel, alloy steel, stainless steel, brass,
- Surface:
-
plain, zinc plated, hot dip galvanized
Item | hexagonal hex nuts |
size | 4# to 3'' & M1.6 to M64 |
Standard | ASME B18.2.1 ISO4014, DIN934, DIN6334 ,UNI, JIS,A194 GR2H/2HM/B8/B8M/4/7 A563GRDH |
Thread | Metric SAE, UNC, UNF |
Grade | A2 A4 or grade 2 6 8 10 |
Material | carbon steel, alloy steel, stainless steel, brass, nylon, aluminum |
Surface | plain, zinc plated, hot dip galvanized ,black oxide,dacromet, geomet,xylan |

Screw Thread d | |
d | PP | UNC | UNF | 8-UN | s | min | max | e | min | max | m | min | max | m1 | min | max | | 1.1250 | 1.2500 | 1.3750 | 1.5000 | 1.7500 | 2.0000 | 2.2500 | 2.5000 | 2.7500 | 3.0000 | 3.2500 | 3.5000 | 3.7500 | 4.0000 | 7 | 7 | 6 | 6 | 5 | 4-1/2 | 4-1/2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 12 | 12 | 12 | 12 | - | - | - | - | - | - | - | - | - | - | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 1.756 | 1.938 | 2.119 | 2.300 | 2.662 | 3.025 | 3.388 | 3.750 | 4.112 | 4.475 | 4.838 | 5.200 | 5.562 | 5.925 | 1.812 | 2.000 | 2.188 | 2.375 | 2.750 | 3.125 | 3.500 | 3.875 | 4.250 | 4.625 | 5.000 | 5.375 | 5.750 | 6.125 | 2.002 | 2.209 | 2.416 | 2.622 | 3.035 | 3.449 | 3.862 | 4.275 | 4.688 | 5.102 | 5.515 | 5.928 | 6.341 | 6.755 | 2.093 | 2.309 | 2.526 | 2.742 | 3.175 | 3.608 | 4.041 | 4.474 | 4.907 | 5.340 | 5.774 | 6.207 | 6.640 | 7.073 | 1.079 | 1.187 | 1.310 | 1.433 | 1.679 | 1.925 | 2.155 | 2.401 | 2.647 | 2.893 | 3.124 | 3.370 | 3.616 | 3.862 | 1.155 | 1.282 | 1.409 | 1.536 | 1.790 | 2.044 | 2.298 | 2.552 | 2.806 | 3.060 | 3.314 | 3.568 | 3.822 | 4.076 | 0.579 | 0.687 | 0.747 | 0.808 | 0.929 | 1.050 | 1.155 | 1.401 | 1.522 | 1.643 | 1.748 | 1.870 | 1.990 | 2.112 | 0.655 | 0.782 | 0.846 | 0.911 | 1.040 | 1.169 | 1.298 | 1.552 | 1.681 | 1.810 | 1.939 | 2.068 | 2.197 | 2.326 | |
Packing & Shipping
Package details:
1) Sample order, 20/25kg per carton with our logo or neutral package;
2) For Large orders, we can custom packaging;
3) Normal Packing: 1000/500/250pcs per small box. then into cartons and pallet;
4) According to customers' requirements.

FAQ
Q: Are you trading company or manufacturer ?
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=10000USD, 100% in advance. Payment>=10000USD, 50% T/T in advance ,balance before shippment.
Company Profile
TOBO GROUP LTD is a professional fastener manufacturer and exporter in China. We
produce various types of fasteners (include non-standard) in GB,
DIN, BS, ANSI/ASME, IFI, ISO, and JIS with 300 tons of monthly
productivity. Our main products are bolts, nuts, screws, threaded
rods, plain washers, and other stamping parts, and we also can
produce nonstandard products according to the client's request.