The Best M4X8 Screw of 2025 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best M4X8 Screw of 2025. Check our ranking below.
2,189 Reviews Scanned
Rank No. #1
BNUOK 120pcs M4 x 8mm Hex Socket Head Cap Screws Bolts, 12.9 Grade Alloy Steel, Black Oxide Finish, Allen Socket Drive, Full Threads,with Hex Spanner
- Sturdy & Durable: BNUOK M4 socket head cap screws are made of high-quality 12.9 Grade alloy steel, which has high hardness, good rust resistance, strong and durable. It has good corrosion resistance and can be used for a long time
- M4-0.7 Bolt Specification : Thread Diameter, 4mm; Thread Pitch, 0.7mm; Thread Length, 8mm; Head Diameter, 7mm; Head Height, 4mm; Drive Type, Allen Hex Socket; Allen Hex Drive Size, 3.08mm
- Wide Applications:The m4 screw is widely used for 3D printers, RC car, machinery repair, instruments, electronic products, DIY Project, household appliances, lamps, cabinets and bicycle repair
- Well-made M4 Screws: M4 x 8mm screws is features a design with a hex socket drive that provides more torque and more stable performance.These M4 bolts with clean threads, uniform pitch, no residual burrs, true to size
- Package Included: You will get 120pcs M4 bolts and 1pcs hex spanner.We promise a 24-month warranty, if you have any problems, please feel free to contact us, we will solve your problem within 24 Hours.
Rank No. #2
Mywish 380 Pcs M4 Screw Nuts and Bolts Assortment Kit, 304 Stainless Steel Button Head Socket Cap Metric Screws Bolts, Spring & Flat Lock Washers/Nuts/Hex Wrenches, M4*8/10/12/16/20/25/30
- PRODUCT NAME - M4 button head hex socket cap m4 screw, m4 bolts with matching hex nuts and bolts assortment kit, assorted nuts and bolts spring lock washers and flat washers, various lengths and precise threads for different usage. Dimensions include M4 x 8mm/10mm/12mm/16mm/20mm/25mm/30mm nuts and bolts set assorted screws nuts and bolts. Stainless steel bolts and nuts kit.
- MATERIAL -304 stainless steel material stainless steel nuts and bolts. Mywish 304 stainless steel nut and bolt set products have been rigorously tested, nuts and bolts better corrosion and anti-rust performance in different extreme environment. Strong solid structure and long-lasting bolts and nuts kit. Please note that the magnetic properties of 304 steel always show weak magnetic properties due to the structure transformation reasons. Nut and bolt assortment metric bolt assortment. Stainless steel nuts and bolts machine screw assortment kit. M screw assortment screw set assortment.
- WIDE RANGE OF APPLICATIONS - 380 pieces set nuts and bolts metric bolt assortment. Can be widely used in different kinds of precision machinery industry, nuts and bolts assortment kit classified instruments, instruments, electronic products, household appliances, furniture repair, communication products, locks, toys, DIY projects fasteners assorted screws nuts and bolts. Stainless steel bolts and nuts kit.
- PACKAGING - 380 Pieces M4 Screw Assortment Kit, metric screw assortment screw set assortment comes with sturdy and reusable transparent storage container metric screw assortment. The outer box label indicates the position and quantity metric screws. Easy to distinguish the size of the product. Provide variable solutions to meet diverse situation. All within a comprehensive nuts bolts washers assortment kit.
- AFTER SALE SERVICE - MYWISH team aims to provide our customers with a professional service. Dedicated to promptly solving any concerns or queries. Please contact us if you have any issues with the products. Machine screw assortment kit.
Rank No. #3
M4 x 8mm(50 Pack) Flat Round Head Phillips Drive Machine Screws Black Oxide 304 Stainless Steel Hardware Fastener
- Type: Round Flat Head Machine Screws
- Screw Size: M4 x 8mm; Package Included: 50 PCS screws.
- RUGGED AND DURABLE - Our flat head machine screws made of high-quality black oxide 304 Stainless Steel，which has higher corrosion resistance and anti-rust effect than ordinary screws, longer service life, not easy to damage, more solid.
- WIDE RANGE OF APPLICATIONS - Flat Head Machine Screw can be widely used in the home and office appliance, communication equipments, ship assembly , the mechanical industry and small repairs around shops, garages or home furniture fasteners
- INTIMATE SERVICE - We focus on customer satisfaction, if you have any questions or are not satisfied, you can contact us by email, we will solve all your problems as soon as possible.
Rank No. #4
Kado 100pcs Cross Countersunk Head Screws M4-0.7x8mm Black, Phillips Screws
- Product Specifications: Includes 100 pieces of M4-0.7 x 8mm in black color, Phillips head screws, suitable for various fastening tasks.
- Material: Made from high-quality carbon steel, providing durability, corrosion resistance, and long-lasting performance.
- Design: Cross-style countersunk flat head screws allow for a flush finish when mounted, ensuring a sleek and neat appearance.
- Versatile Applications: Ideal for mounting monitor arms, wall mounting hardware, and other equipment, compatible with a variety of surfaces
- Convenient Packaging: The screws come in a bulk pack of 100 pieces, ensuring an ample supply for multiple projects or replacements.
Rank No. #5
Fgruh 480PCS M4 Screws Assortment Kit, M4x6/8/12/16/20/30 mm Hex Socket Head Cap Bolts, Nuts & Washers Set, 12.9 Grade Alloy Steel Black Zinc Plated M4 Screw Assorted Kit for 3D Printer, DIY, Repairs
- 【Product details】- This M4 screw assortment kit comes with a total of 480 pieces, including 120pcs M4 hex socket head bolts, 120pcs hex nuts, 120pcs flat washers, 120pcs spring washers, and 1 mini wrench. This complete M4 screw set is ideal for 3D printers, electronics, RC models, DIY repairs, and CNC machinery.
- 【Standardized Metric Sizes】 -The M4 hex bolts assorted kit come with 7 commonly used lengths—M4-0.7 x 6mm, 8mm, 12mm, 16mm,20mm,25mm,30mm—ideal for routine installations and repairs. They meet standard metric specs, the average error is less than 0.01mm.
- 【High quality】– Made of durable 12.9 alloy steel 4mm socket head cap screws and nuts set with oil-free black galvanizing for corrosion resistance. Smooth, burr-free surface with precise threading ensures secure fastening. Weatherproof design maintains hardness and durability for long-term all-weather use. Perfect for demanding applications requiring strength and reliability.
- 【Wide Applications】This M4 hex socket head bolts assortment is perfect for all sorts of building and repair projects. Whether you’re into 3D printing, working on RC cars, fixing small electronics, or tackling DIY jobs—these screws have you covered.
- 【Organized Storage Box 】- The metric machine screws kit comes in a durable, compartmentalized case with clear size labels—so you can spot the right screw instantly. Keeps your workspace tidy and speeds up project progress, making every job smoother.
Rank No. #6
M4-0.7 × 8mm Button Head Socket Cap Screws, 304 Stainless Steel Fully Thread Allen Bolts with Wrench
- Product Basic Information: Head Style: Button Head; Thread Size: 4 MM; Thread Pitch: 0.7 mm; Thread Style: Right Hand; Thread Coverage: Full Thread; Allen Hex Drive Size: 2.5mm
- Round Head Hexagon Socket: Featuring a smooth, dome‐shaped head that minimizes snags and enables higher torque and clamping force, these bolts streamline assembly and reduce installation time
- 304 Stainless Steel : Manufactured from premium 304 stainless steel for outstanding corrosion resistance and long‐term durability, these bolts deliver reliable performance in harsh industrial, automotive, and outdoor environments
- Versatile Usage Scenarios: Widely used in industrial production, automotive assembly, furniture manufacturing, machine tooling, and steel fabrication, these metric bolt assortment provide impressive clamping strength while offering a neat
- Secure Grid Box Packaging: 120 Pcs M4*8 screw + 1 Wrench is packed in a sturdy box With label that organizes and protects every component, ensuring hassle-free storage, safe transport, and quick access during assembly
Rank No. #7
100Pcs M4x8mm Stainless Steel Flat Head Socket Cap Screws, Full Thread Allen Drive Countersunk Bolts, Bright Finish, Ideal for DIY & Home Repair
- 【304 Stainless Steel】These socket head screws are made of 304 stainless steel. They offer good corrosion and rust resistance, high strength, and excellent mechanical properties, with no deformation, ensuring a longer service life.
- 【Well Constructed】The M4x8 bolts have a smooth finish with clean, neat threads and a nice flat head. They have no spurs or stripping, are true to size, and add a professional look when installation is completed.
- 【Easy to Use】The M4x8 stainless steel bolts have a hex socket head, which provides better torque transmission and more stable performance. Their flat countersunk head can be better embedded in the installation surface, ensuring a smooth surface.
- 【Widely Used】The M4x8 bolts are suitable for assembling and repairing tables, beds, cabinets, desks, chairs, wardrobes, cribs, and sofas. They are also widely used in homes, garages, offices, communication equipment, ship assembly, the machinery industry, woodworking, and DIY projects.
- 【Package Includes】This set includes a total of 100 pieces. It is perfect for solving various fastening tasks, offering quick, easy use and time-saving solutions, and meets the diverse needs of professionals and DIY enthusiasts.
Rank No. #8
M4 x 8mm (50 Pack) Flat Head Hex Socket Cap Screws Bolts Countersunk Bolts, Hex Drive, Black Oxide 304 Stainless Steel 18-8, Fully Thread, Bright Finish
- VALUE PACKAGING AND EASY TO USE: This Flat Head Hex Socket Cap Screws Bolts package contains 50 Pcs screws, 1 Pcs hex key. You can get your work done easily and qucikly. They are ideal for use at home, in the office or at work.They are ideal for use at home, in the office or at work.
- Product Size: Thread Diameter: 4mm; Thread Pitch: 8mm.
- RUGGED AND DURABLE - Our Flat Head Hex Socket Cap Screws Bolts made of high-quality black oxide 304 Stainless Steel 18-8，which has higher corrosion resistance and anti-rust effect than ordinary bolt, longer service life, not easy to damage, more solid.
- WIDE RANGE OF APPLICATIONS - Flat Head Hex Socket Cap Screws Bolts can be widely used in the home and office appliance, communication equipments, ship assembly , the mechanical industry and small repairs around shops, garages or home furniture fasteners.
- INTIMATE SERVICE - We focus on customer satisfaction, if you have any questions or are not satisfied, you can contact us by email, we will solve all your problems as soon as possible.
Rank No. #9
M4 x 8mm (30 Pack) Pan Head Machine Screws Black Oxide 304 Stainless Steel, Fully Threaded, Phillips Drive for Furniture Repairs and 3D Printer
- Type: Pan Head Machine Screws
- Screw Size: M4 x 8mm; Package Included: 30PCS
- RUGGED AND DURABLE - Our pan Head machine screws made of high-quality Black Oxide 18-8(304)Stainless Steel，which has higher corrosion resistance and anti-rust effect than ordinary screws, longer service life, not easy to damage, more solid.
- WIDE RANGE OF APPLICATIONS - Pan Head Machine Screw can be widely used in the home and office appliance, communication equipments, ship assembly , the mechanical industry and small repairs around shops, garages or home furniture fasteners
- INTIMATE SERVICE - We focus on customer satisfaction, if you have any questions or are not satisfied, you can contact us by email, we will solve all your problems as soon as possible.
Last update on 2026-07-05 / Affiliate links / Images from Amazon Product Advertising API
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- Specifications: How powerful they are can be measured.
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- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their M4X8 Screw.
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