The Best M8 Spacers of 2025 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best M8 Spacers of 2025. Check our ranking below.
2,959 Reviews Scanned
Rank No. #1
M6 M8 Nylon Spacer, 300 Pcs Round Electrical Outlet Spacers Standoff Non-Threaded Assortment Kit for PCB Motherboard, Circuit Board, Electrical Screws Switch and Receptacle (Black)
- Multi-Purpose Spacer Kit: This nylon spacer kit is ideal for electronics, computer assembly, PCB boards, automation systems, and more. Whether you're repairing devices or building components, these plastic spacers for screws and hardware spacers provide the perfect fit for your projects.
- Durable Nylon Material: Made from high-quality nylon, these nylon spacers are lightweight, flame-retardant, rust-resistant, and provide excellent insulation. Their smooth finish and tear-resistant structure make them long-lasting plastic spacers for both indoor and outdoor use.
- M6 M8 Nylon Spacers: M6 sizes include -6x5x11, 6x8x11, 6x10x11, 6x12x11, 6x15x11, 6x20x11, 6x25x11 (6 is M6, 11 is outer diameter); M8 sizes include -8x5x14, 8x8x14, 8x10x14, 8x12x14, 8x15x14, 8x20x14, 8x25x14 (8 is M8, 14 is outer diameter). The label on the packaging box corresponds to the size and quantity inside the box.
- Easy and Reliable Use: These spacers for screws are simple to install—just match the correct length, position the nylon spacer, and fasten your screw. Designed without threads, they offer easy placement and secure fit in any setup requiring standoff mounts.
- Organized Assortment: This kit includes a variety of plastic spacers for screws stored in a neatly labeled box, making it easy to select the right size. Whether you’re a technician, builder, or DIYer, this set of nylon spacers helps streamline your workflow and keeps your tools organized.
Rank No. #2
PATIKIL M6 M8 Nylon Spacer, 81Pcs Round Spacer Standoff Non-Threaded Assortment Electrical Outlet Spacers for PCB Motherboard, Circuit Board, Switch and Receptacle, Black
- Specification: Material: Nylon; Color: Black; Package List: M6: M6x11x5(10Pcs), M6x11x8(10Pcs), M6x11x10(4Pcs), M6x11x12(4Pcs), M6x11x15(4Pcs), M6x11x20(4Pcs), M6x11x25(4Pcs)
M8: M8x14x25(4Pcs), M8x14x20(4Pcs), M8x14x5(10Pcs), M8x14x8(10Pcs),M8x14x10(4Pcs), M8x14x12(4Pcs), M8x14x15(4Pcs) - Nylon spacer assortment kit is widely used for LEDs on circuit board protection. Also, it can be applied in electronic products, micro motor repair, automotive manufacturing parts, computer maintenance and assembly, PCB motherboard replacements, automation equipment, door and window assembly, hardware accessories, etc. These nylon spacers with multiple sizes and precise sizes can meet your various needs.
- Advantage: Made of nylon material, nylon spacers with good insulation and flame retardancy, stable performance, lightweight, oil resistance, and corrosion resistance. Strong versatility, multiple sizes to meet more application needs. Non-threaded design, the whole is flat and smooth without burrs for durable use. Easy to store and identify, nylon spacers packed in a storage box with size labels, easy to identify accessories of different sizes.
- Instruction: Measure the required length of the screw and select an appropriate spacer that is shorter than the screw.
- NOTE: This nylon spacer assortment kit is a non-threaded design. Please ensure you have chosen the right kit that suits your needs since there are plenty of options.
Rank No. #3
PATIKIL M8 Aluminum Spacers, 10 Pcs Metal Spacer Aluminum M8 x 1/2" OD x 1" L Aluminum Spacer Screw Standoff Round for 5/16" or M8 Screw Bolts
- Material: Aluminum; Color: Black; M8 Screws Bolts; Size: M8 ID x 1/2" OD x 1" L; Packing List: 10 x Round Spacer Aluminum
- Advantage: Made of durable Aluminum material, which is hard, good performance, good electrical conductivity, corrosion resistance and can be used for a long time.
- Instruction: Easy to use, just need to install on the screw bolts with proper diameter.
- Application: This Aluminum spacer can be widely used in high-temperature, high-pressure, and highly corrosive pressure, valves, sealing parts of cylinder heads, and industries such as car, steel mills, chemical equipment, and engineering machinery.
- Note: Please select the appropriate size according to your needs.
Rank No. #4
PATIKIL M8 Aluminum Spacer, 8 Pcs Metal Spacers Aluminum 8.2mm ID x 16mm OD x 10mm L Aluminum Spacer Screw Standoff Round for 1/3in or M8 Screw Bolts, Black
- Material: Aluminum; Size:8.2mm ID x 16mm OD x 10mm L; Compatible Screw Size: 1/3 inch , M8 Screws Bolts;
- Advantage: Made of durable Aluminum material, which is hard, good performance, good electrical conductivity, corrosion resistance and can be used for a long time.
- Instruction: Easy to use, just need to install on the screw bolts with proper diameter.
- Application: This Aluminum spacer can be widely used in high-temperature, high-pressure, and highly corrosive pressure, valves, sealing parts of cylinder heads, and industries such as car, steel mills, chemical equipment, and engineering machinery.
- Note: Please select the appropriate size according to your needs.
Rank No. #5
10 Pack M8 Aluminum Spacers, 8.2mm ID x 12mm OD x 10 mm Length Round Spacer, Unthreaded Standoff Bushing Plain Finish Metal Spacer, 5/16 inch ID Screw Standoff Fits 5/16in or M8 Screw Bolts
- Reliable Quality: Made of high-quality 6061 aluminum, it is hard and enduring, with good conductivity and a rolled aluminum finish, providing excellent corrosion resistance.
- Size: Inner diameter about: 8.2 mm (5/16 inch), outer diameter about: 12 mm (0.47 inch), length: 10 mm (0.39 inch). Suitable for 5/16" or 8.2 mm screws, bolts, and rods.
- Easy to use: Aluminum spacers have good thermal conductivity, allowing them to effectively dissipate heat from electronic components and provide a bearing surface for rotating applications. When in use, simply install them on a bolt with the appropriate diameter.
- Application: This round spacer is widely used in industries such as electronics, automotive, construction, and industrial machinery. Used for high temperature, high pressure, high corrosive pressure, valves, cylinder head seals, providing precise spacing and thermal management.
- You will receive: 10 Pack M8 silver metal spacers, 8.2 x 12 x 10 mm / 0.5 x 0.47 x 0.39 inch (ID*OD*L). We recommend select the appropriate product specifications to your intended use prior to checkout.
Rank No. #6
PATIKIL M8 Aluminum Spacers,5Pcs Metal Spacer Aluminum Round 8.2mm ID x 16mm OD x 10mm L Thickness Aluminum Spacer Screw Standoff for 5/16" or M8 Screw Bolts
- Material: Aluminum; Color: Silver; Inside Diameter: 5/16" , 8.2mm; Length: 10mm; Outside Diameter: 16 mm; Compatible Screw Size: 5/16" , M8 Screws Bolts; Size: 8.2 x 16 x 10 mm / 0.323 x 0.63 x 0.394 inch (ID*OD*L)
- Advantage: Made of durable Aluminum material, which is hard, good performance, good electrical conductivity, corrosion resistance and can be used for a long time.
- Instruction: Easy to use, just need to install on the screw bolts with proper diameter.
- Application: This Aluminum spacer can be widely used in high-temperature, high-pressure, and highly corrosive pressure, valves, sealing parts of cylinder heads, and industries such as car, steel mills, chemical equipment, and engineering machinery.
- Note: Please select the appropriate size according to your needs.
Rank No. #7
uxcell 12pcs Stainless Steel Spacer 8.2mm Bore x 12mm OD x 10mm Length Screw Bushing Plain Finish Round Metal Spacer for M8 Screws Bolts and Rods
- Size: 8.2mm bore steel spacer, 12mm outside diameter, 10mm Length. Fits M8 screws bolts and rod bars.
- Quality Material: Our spacers are made from 304 stainless steel, which provides excellent strength, and corrosion resistance, ensuring durability and long-lasting performance.
- Versatility: Widely used for applications such as electronics, automotive, construction, and industrial machinery to provide precise spacing and thermal management.
- Easy Installation: These spacers can be easily installed using screws or bolts, providing secure spacing between components.
- Multi-size Available: Our stainless steel spacers come in various lengths to accommodate different application requirements.
Rank No. #8
Patikil M8 Aluminum Spacers, 10pcs Metal Spacers Aluminum Round 8.2mm ID x 16mm OD x 6mm L Thickness for 5/16" or M8 Screw Bolts
- Material: Aluminum; Color: Silver; Inside Diameter: 5/16" , 8.2mm; Length: 6mm; Outside Diameter: 16 mm; Compatible Screw Size: 5/16" , M8 Screws Bolts; Size: 8.2 x 16 x 6 mm / 0.323 x 0.63 x 0.236 inch (ID*OD*L)
- Advantage: Made of durable Aluminum material, which is hard, good performance, good electrical conductivity, corrosion resistance and can be used for a long time.
- Instruction: Easy to use, just need to install on the screw bolts with proper diameter.
- Application: This Aluminum spacer can be widely used in high-temperature, high-pressure, and highly corrosive pressure, valves, sealing parts of cylinder heads, and industries such as car, steel mills, chemical equipment, and engineering machinery.
- Note: Please select the appropriate size according to your needs.
Rank No. #9
PATIKIL M8 Aluminum Spacer, 4 Pcs Metal Spacers Aluminum 8.2mm ID x 16mm OD x 20mm L Aluminum Spacer Screw Standoff Round for 1/3in or M8 Screw Bolts, Black
- Material: Aluminum; Size:8.2mm ID x 16mm OD x 20mm L; Compatible Screw Size: 1/3 inch , M8 Screws Bolts;
- Advantage: Made of durable Aluminum material, which is hard, good performance, good electrical conductivity, corrosion resistance and can be used for a long time.
- Instruction: Easy to use, just need to install on the screw bolts with proper diameter.
- Application: This Aluminum spacer can be widely used in high-temperature, high-pressure, and highly corrosive pressure, valves, sealing parts of cylinder heads, and industries such as car, steel mills, chemical equipment, and engineering machinery.
- Note: Please select the appropriate size according to your needs.
Rank No. #10
PATIKIL M8 Aluminum Spacer, 8 Pcs Metal Spacers Aluminum 8.2mm ID x 16mm OD x 5mm L Aluminum Spacer Screw Standoff Round for 1/3in or M8 Screw Bolts, Black
- Material: Aluminum; Size:8.2mm ID x 16mm OD x 5mm L; Compatible Screw Size: 1/3 inch , M8 Screws Bolts;
- Advantage: Made of durable Aluminum material, which is hard, good performance, good electrical conductivity, corrosion resistance and can be used for a long time.
- Instruction: Easy to use, just need to install on the screw bolts with proper diameter.
- Application: This Aluminum spacer can be widely used in high-temperature, high-pressure, and highly corrosive pressure, valves, sealing parts of cylinder heads, and industries such as car, steel mills, chemical equipment, and engineering machinery.
- Note: Please select the appropriate size according to your needs.
Last update on 2026-01-02 / Affiliate links / Images from Amazon Product Advertising API
How Do You Buy The Best M8 Spacers?
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- Features: What bells and whistles matter for an M8 Spacers?
- 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 M8 Spacers.
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