Best Dnj Head Bolt Sets in 2026
Daisy
Last Updated: Jul 17, 2026
Daisy
Last Updated: Jul 17, 2026
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Hilitchi | 9.88 | ✅ | ✅ | ✅ |
❤ High Quality Stainless Steel Hex Socket Flat Head Countersunk Bolts Screw Nuts Kit
❤ Drive Type: Hex Socket; Head Style: Hex Socket Head Cap
❤ Package Quantity: 510Pcs; Different Size: M3 / 4 / 5
❤ Material: High Quality 304 Stainless Steel;
❤ This set is organized by size/type in a transparent storage case for quick access and protection
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| NINDEJIN | 9.75 | ✅ | ✅ | ✅ |
Standard Metric: Our M2 M3 M4 M5 screws and nuts accord with standardized metric system. And the average error is less than 0.01mm.
High Quality: The kit is made of high quality 304 stainless steel, which features is strength and offers good corrosion resistance in bad environment like high temperature, cold weather, and high humidity areas.
Broad Application:M2 M3 M4 M5 Hex Socket Head Screws Washers and Nuts Assortment Kit Serves a wide range of use and for professionals, amateurs, landlords, repairmen, other DIY .
Long-term Storage: All of Screws and Nuts are packed in a durable and sturdy Box to efficiently bear the weight of the whole package.
What you get:880Pcs M2 M3 M4 M5 screws, nuts washers and wrench .Whenever you need us , please contact us by email or Q&A, we will give you a Professional Service and reply you within 24 hours.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Connectors & Wire & Tools | 9.90 | ✅ | ✅ | ✅ |
♛【Package Includes】: Our 510pcs bolts and nuts assortment kit includes 120pcs hex bolts in 6 sizes: M4 x 16 x 20pcs, M4 x 20 x 20pcs, M4 x 25 x 20pcs, M5 x 20 x 20pcs, M5 x 25 x 20pcs, M6 x 20 x 20pcs; 130pcs hex nuts, 130pcs flat washers and 130pcs lock washers. This kit covers most common used sizes of M4 M5 M6 nuts, bolts and washers, very suitable for your different daily use. And they are sorted packed in a clear plastic box for easy storage and carry.
♛【Quality Material】: Our hex bolts, nuts and washers are made of high quality 304 stainless steel, which has good performance of rust-resistance, corrosion-resistance, anti-moisture, anti-oxidation and cold-resistance, can perform well even in bad environment, suitable for long-term using.
♛【2 Kinds of Washers】: Lock washers and flat washers are highly compatible with screws, nuts and bolts in multiple sizes and features a solid bearing surface to reduce pressure and friction, prevent leakage, isolate, loosening or disperse pressure.
♛【Full Thread】: These heavy duty hex nuts and bolts with full deep thread will provide a stronger and quicker torque than ordinary screws, which will make force evenly, not easy to slip and ensure long-lasting tightening force, you can use it with confidence.
♛【Wide Application】: Our hex bolts and nuts washers are perfect for professionals, hobbyists, homeowners, mechanics and DIY designers. Widely applied to some small repair like faucet, light fixture, plumber and door handle. And also suitable for furniture, automotive, motorcycle, construction, bridges and roads, power facilities.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Himeeu | 9.83 | ✅ | ✅ | ✅ |
WHAT YOU WILL GET: Our hex scocket button heap cap screws kit include 10mm,16mm,20mm,30mm,40mm Allen head machine screws, 34 pieces in 5 different dimension,34 pieces hex nuts ,and 1 piece wrench.
304 STAINLESS STEEL :These hex socket head cap screws made of high quality 304 stainless steel. High temperature, corrosion and rust resistance. High quality stainless steel also ensures the durability of the screw,which can be used for a long time without frequent replacement.
Screws Standard: This is a metric machine screws assortment kit. The nominal diameter is M6 (6mm), indicating that their screw diameter is M6 (6mm). The thread pitch is 1.0mm, which means that the axial distance between the two adjacent teeth on the thread on the middle diameter line is 1.0mm.
WIDE APPLICATIONS:These hex button head bolts and nuts assortment kit serves a wide range of use and for professionals, amateurs, landlords, repairmen, other DIY . The set is perfect to replace broken and missing bolts.
PACKAGE:This screw assortment kit packed in a plastic storage case for organization and portability,and comes with a dimension chart for distinguishing different sizes easily.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Fittop | 6.01 | ✅ | ✅ | ✅ |
【Metric Screw Assortment】If you have a set that can handle household screws. Contains 890 pcs metric screws/bolts, nuts and lock&flat washers，4*10mm & 4*20mm self tapping screws. Includes 8mm 12mm 16mm 20mm M3 M4 M5 M6 metric bolts assortment.
【Bolts and nuts kit - High quality】Made of high quality 304 Stainless Steel, This product has passed the international stainless steel inspection.No rust for 50+ years，Passivated Surface，reinforced rust resistance, please feel free to use it in humid and high temperature environments.
【Metric bolt kit - 2-year warranty】Our products have undergone several quality checks and many tests and come with a 2-year warranty! If you need assistance, please contact us by email or Q&A. Money back or exchange. Accept Customization.Satisfaction guaranteed.
【Metric Bolts and Nuts Kit - Wide Application】 Widely used in bicycle, furniture, car license plate, automobile, electrical connections on the power source of household and commercial appliances, and other places of indoor or outdoor.
【Metric screws - Package】1. Screw sorting box Wrop in bubble film; 2. Then wrap into a special screw outer box; 3. Put it into the Amazon packaging box; 4. Three layers of protection, so that the exquisite products can be delivered to your hands intact.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| bofushoudai | 9.90 | ✅ | ✅ | ✅ |
🔧 Screw Type : M3 hex socket cap screws bolts come with relevant nuts and flat washers.
🔧 Drive Type : Internal Hex.
🔧 Screw Sizes : M3*4mm x 55pcs,M3*5mm x 55pcs,M3*6mm x 55pcs,M3*8mm x 55pcs,M3*10mm x 55pcs,M3*12mm x 55pcs,M3*14mm x 30pcs,M3*16mm x 30pcs,M3*18mm x 30pcs,M3*20 mm x 30pcs,M3*25mm x 30pcs,M3*30mm x 30pcs, M3 washers/nuts x 300pcs,Wrench x 1pcs.
🔧 Widely Use : M3 Hex Socket Head Cap Screws Nuts are great for professionals, amateurs, landlords, handymen, repair men, women, woodworking, construction, plumbing, HVAC and so on.
🔧 Quality : High Grade 304 stainless steel,meet your different demands(indoor or outdoor).
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| XOTIC PERFORMANCE | 5.80 | ✅ | ✅ | ✅ |
DIRECT FIT REPLACEMENT - Fits 2008 2009 2010 6.4L Diesel Ford Powerstroke Models. Engineered to unleash more performance out of your vehicle. Centerless ground to assure perfect concentricity. Please see vehicle compatibilities tab above to ensure accurate fitment.
ULTRA STRENGTH - XOTIC 7200 material properties allow for far greater tensile strength compared to 8740 chromoly steel head studs. Rated at 220,000 psi tensile strength. Threads rolled after heat treatment for optimum fatigue strength. Ample clamping strength prevents cylinder heads from lifting.
EASY INSTALLATION - Broached stud ends install & make cylinder head removal easier. Installation manual is included with drawn diagrams to ease the installation process. Head studs are designed to retain cylinder seal even with today's extreme high pressure turbo systems. These studs far exceed clamping forces provided by standard Ford head bolts.
KIT INCLUDES - 26x Heads Studs, 26x Nuts, 26x Hardened Parallel Washer, 10x Rocker Bolts, 1x Fastener Assembly Lubricant & Instructions Manual. Black oxide finish protects from wear and tear. Hardened parallel washers allow for uniform load distribution and accurate torque readings.
WORRY-FREE PURCHASE - Xotic Performance is dedicated to offering LIFETIME WARRANTY and full money back if you aren’t satisfied. Rigorous quality inspections are undertaken to ensure premium product standards.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| XOTIC PERFORMANCE | 5.80 | ✅ | ✅ | ✅ |
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| XOTIC PERFORMANCE | 5.80 | ✅ | ✅ | ✅ |
DIRECT FIT REPLACEMENT - Fits various 6.0 Ford Power Stroke Diesel Engines. Engineered to unleash more performance out of your vehicle. Please see vehicle compatibilities tab above to ensure accurate fitment.
ULTRA STRENGTH - XOTIC 7200 material properties allow for far greater tensile strength compared to 8740 chromoly steel head studs. Rated at 220,000 psi tensile strength. Threads rolled after heat treatment for optimum fatigue strength. Ample clamping strength prevents cylinder heads from lifting.
EASY INSTALLATION - Broached stud ends install & make cylinder head removal easier. Installation manual is included with drawn diagrams to ease the installation process. Head studs are designed to retain cylinder seal even with today's extreme high pressure turbo systems. These studs far exceed clamping forces provided by standard Ford head bolts.
REDUCED HEAD GASKET FAILURE: By replacing the factory head bolts with high-quality head studs, the risk of head gasket failure is significantly reduced, especially in high-performance or boosted applications.
KIT INCLUDES - 20x Heads Studs, 20x Nuts, 20x Hardened Parallel Washers, 1x Fastener Assembly Lubricant & Instructions Manual. Black oxide finish protects from wear and tear. Hardened parallel washers allow for uniform load distribution and accurate torque readings.
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Xotic Performance | 3 |
| Chfine | 1 |
| Glarks | 1 |
| Hilitchi | 1 |
| Nindejin | 1 |
| Senyard | 1 |
| Tom's World | 1 |
We've carried out a comprehensive analysis of 4,426 reviews on head bolt sets, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select head bolt sets priced around $112.71, with top brands including and
Our team of expert editors reviewed these high-quality items and handpicked the top 9 head bolt sets for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .
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