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The Best M12 Bolt of 2023 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best M12 Bolt of 2023. Check our ranking below.

2,351 Reviews Scanned

Rank No. #1
M12-1.75 x 30mm Socket Head Cap Screws, 12.9 Grade Alloy Steel, Allen Socket Drive, Black Oxide Finish, Full Thread,(5 Pcs)
  • Package Included: 5 x socket head screws;Size:M12 x 30mm
  • Metric M12 screws,Thread Diameter: 12mm; Thread Length: 30mm; Pitch Size: 1.75mm.
  • Made Of 12.9 Grade Alloy Steel, Sturdy And Durable, Can Resist Rust And Erosion.
  • Perfect For Interior Renovation, Mechanical Installation Communication Equipments and Ship Assembly
  • They are known for their effecient application performance and endurance widely used in a variety of industries such as construction, manufacturing, engineering, assembling and so on.
Rank No. #2
2 Pcs M12 Hex Bolt M12-1.75 x 150mm UNC Hex Head Screw Bolts A2-70(304) Stainless Steel Fully Threaded Hex Tap Bolts (304 ss;M12 x 150mm)
  • Package includes: 2 PCS M12-1.75 x 150mm
  • Screws Length: 150mm (excluding the height of the head): Thread Size: M12 or 12mm; Thread Pitch: 1.75mm; Thread Coverage: Full Thread External Hex Drive Size: 19mm;
  • External Hex Drive Size: 19mm;
  • Made of 304 Stainless Steel;Standard Meets ISO4017/DIN933; Height of the Head: 7.5mm
  • Stainless steel hex bolt widely used in woodworking and DIY jobs, fasteners for the furniture, TV and bed industry;Hex screw bolt can be widely used in the home and office appliance, communication equipments, ship assembly and other machinery industry.
Rank No. #3
(4 Sets) M12-1.75 x 50mm Stainless Hex Bolts & Hex Nuts & Flat Washers & Lock Washers Hardware Kit, 304 Stainless Steel 18-8, Full Thread Hexagon Bolt Assortment
  • Thread Size: 12mm; Thread Pitch: 1.75mm; Thread Part Length: 50mm
  • Package Includes 4 Sets (4 Pcs Hex Bolts+ 4 Pcs Hex Nuts+ 4 Pcs Flat Washers+ 4 Pcs Lock Washers)
  • External Hex Drive for M12 Hex Bolts and Hex Nuts: 19mm
  • Hex bolts sturdy structure make it IDEAL USE for both residential and commercial projects, like furnitures, TV, engineering or other DIY projects
  • Material: High Quality 18-8 Stainless Steel 304, great strength and good corrosion resistance to make fasteners last!
Rank No. #4
uxcell M12x40mm Hex Serrated Flange Bolts 10.9 Grade Carbon Steel Screws 6pcs
  • Dimension: M12 x 40mm; Rod Length(Under Head): 40mm / 1.57"; Pitch: 1.75mm / 0.069"; Flange Diameter: 26.6mm / 1.05"; Hex Width: 18mm / 0.71"; Hex Thickness: 10.4mm / 0.41"
  • Material: Made of 10.9 grade carbon steel, black oxide coating finish, high strength, wear-resistant, anti-corrosion.
  • Application: It is widely used in the assembly and maintenance of households, machine tools, construction, and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.
  • Design: There is a circular serrated flange under the head of the flange bolt, which acts as a gasket and has the function of distributing load and preventing loosening.
  • Installation: A wrench is required for installation. Generally, with a hex nut to form a fastener device(Not in the package). It can also be used alone in components with a pre-threaded hole.
SaleRank No. #5
uxcell M12x30mm Hex Bolts 304 Stainless Steel Hexagon Screw Bolt 5pcs
  • Product Name: Hex Bolts; Material: 304 Stainless Steel; Color: Silver Tone; Dimension: M12 x 30mm; Rod Length: 30mm / 1.18"; Pitch: 1.75mm/ 0.07"
  • Hex Width: 18mm/ 0.71"; Hex Thickness: 7.5mm/ 0.3"; Tightening Torque: 78-104 · m; Standard: ISO4017/DIN933; Package Content: 5 x Hex Bolts
  • Material: 304 stainless steel bolts are suitable for use in wet or dry environments, are not easy to rust and have good corrosion resistance.
  • Application: It is widely used in the assembly and maintenance of households, machine tools, construction, ships and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.
  • Installation: A wrench is required for installation. Generally, with a hex nut and a washer to form a fastener device(Not in the package). It can also be used alone in components with a pre-threaded hole.
Rank No. #6
U-Turn - M12-1.75 x 40 mm Hex Flange Bolt Din 6921 10.9 Zinc Yellow (5 Pack)
  • M12-1.75 x 40 mm Flange Bolt
  • LARGE WASHER FACE - provides more surface tension when tightened than a regular hex bolt, meaning it is less likely to come out.
  • Flange Bolts eliminate the need to use a Flat Washer underneath the Bolt, keeping your project simpler.
  • GRADE 10.9 - Automotive grade fastener. Strong and Reliable.
Rank No. #7
uxcell M12x150mm Grade 8.8 Fully Thread Hexagon Head Metal Hex Cap Screw Bolt Stud 4pcs
  • Head Style: Hex Head; Material: Metal; Package Content: 4pcs x Hex Cap Screw
  • Product Name: Hex Cap Screw; Thread Size: M12 x 150mm / 0.47" x 6"(D*L); Weight: 490g
  • Type: External Hex; Main Color: Black; Thread Pitch: 1.75mm
  • Total Length: 158mm / 6.22"; Grade: 8.8
  • Thread Style: Fully Thread; Head Width: 18mm / 0.7"
Rank No. #8
M12-1.75 x 40mm (8 pcs) Black Hexagon Head Bolt, Grade 12.9 Alloy Steel Hex Bolt Full Thread, DIN933
  • 【Size】Thread Size: m12-1.75; Thread Pitch: 1.75mm
  • 【Drive & Package】Hex Drive Size 18mm; Package 8 Pcs
  • 【Feature】Suitable for heavy-duty fastening applications for its robust shape. Generally larger sizes than alternative fasteners. This fully threaded type of bolt is required when the shaft of a fastener is being inserted completely into a threaded hole
  • 【Application】Used widely in the home, office and factory appliance, communication equipments, ship assembly and other machinery industry.
  • 【Material】: Alloy Steel, Grade /Class 12.9, coated with anti-rust oil. The alloy steel material provides some extent chemical and corrosion resistance. Perfect for indoor projects. We advise you to consider 304/316/410 stainless steel for outdoor projects. Find them in our store.
Rank No. #9
binifiMux 6pcs M12-1.75 x 25mm Serrated Flanged Hex Bolts Flange Hexagon Screws, Stainless Steel 18-8 (304), Plain Finish, DIN 6921
  • [✔] Product Name: M12 20mm Hex Flange Bolt; [✔] Thread Size: M10;
  • [✔] Head Style: Hex Head; [✔] Package Content: 10pcs x Hex Flange Bolt;
  • [✔] Main Color: Silver Tone; [✔] Material: 304 Stainless Steel / A2-70 / ;
  • [✔] Thread Pitch(Coarse Thread): 1.75mm;
  • [✔] About Size details, please refer to picture.
Rank No. #10
(1) M12-1.25 x 40mm JIS Hex Head Flange Bolt - Small Head, Class 10.9 Zinc
  • JIS Hex Head Flange Bolt
  • Diameter: 12mm Thread Pitch: 1.25 Length: 40mm Head Height: 11.5mm Wrench Size: 17mm Flange O.D.: 24mm
  • Class 10.9 Zinc
  • JIS B 1189
  • Thread Length: Full Thread
Rank No. #11
MroMax M12 Hex Bolt M12-1.75 x 100mm Hex Head Screw Bolts 304 Stainless Steel Fully Threaded Hex Tap Bolts Silver 5Pcs
  • 【Bolts Dimension】Thread diameter: M12; Thread length: 100mm/3.94"; Thread pitch: 1.75mm/0.07"; Hex width: 19mm/0.75"; Hex thickness: 7.68mm/0.3"; Color: silver.
  • 【Standard and Grade 】Hex Head Bolts Standard: ISO4017/DIN944. Performance grade : 6.8 .
  • 【Material】Hex Head Bolts is made of 304 Stainless Steel which is superior to regular steel and any zinc plated fasteners, provides good strength and corrosion resistance in bad environments.
  • 【Wide Application】Hex Head Bolts are widely used in the assembly and maintenance of households, machine tools, construction, ships and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.
  • 【Package Content】5Pcs x Hex Head Bolts
Rank No. #12
The Hillman Group 45551 M12-1.25 X 90-Inch Metric Class 8.8 Hex Cap Screw, 4-Pack
  • A common feature on a hex cap screw is a washer surface directly under the head which creates a better seal
  • An alternative for using them without nuts is to install them directly into a compatible internally threaded hole
  • Hex head cap screws come in a variety of sizes, finishes, grades and threads
  • Country of Origin: Taiwan, Province Of China
SaleRank No. #14
uxcell M12x100mm Hex Bolts 304 Stainless Steel Hexagon Screw Bolt 2pcs
  • Product Name: Hex Bolts; Material: 304 Stainless Steel; Color: Silver Tone; Dimension: M12 x 100mm; Rod Length: 100mm /3.94"; Pitch: 1.75mm/ 0.07"
  • Hex Width: 18mm/ 0.71"; Hex Thickness: 7.5mm/ 0.3"; Tightening Torque: 78-104 · m; Standard: ISO4017/DIN933; Package Content: 2 x Hex Bolts
  • Material: 304 stainless steel bolts are suitable for use in wet or dry environments, are not easy to rust and have good corrosion resistance.
  • Application: It is widely used in the assembly and maintenance of households, machine tools, construction, ships and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.
  • Installation: A wrench is required for installation. Generally, with a hex nut and a washer to form a fastener device(Not in the package). It can also be used alone in components with a pre-threaded hole.
Rank No. #15
M6 M8 M10 M12 Metric Class 10.9 JIS Hex Cap Flange Frame Bolts & Nuts Zinc Assortment Kit - 375 Pieces!
  • 375 Pieces - High Quality Class 10.9 JIS Flange Bolt & Nut Assortment!
  • Metric Class 10.9 (Grade 8) JIS Hex Flange Bolts Zinc Clear w/ Matching Serrated Flange Nuts
  • M6-1.0 & M8-1.25 Coarse, M10-1.25 & M12-1.25 Fine Thread Diameters Included (specific sizes listed in photos)
  • Heavy Duty Locking Steel 24 Hole Compartment Tray (Dim: 13-3/8" Width x 2" Height x 9-1/4" Depth)
Rank No. #16
Heyiarbeit M12 Hex Bolt M12-1.75 x 100mm UNC Hex Head Screw Bolts 304 Stainless Steel Fully Threaded Hex Tap Bolts 2pcs
  • [DIMENSION] - M12 x 100mm ; Rod Length: 100mm / 3.94 "; Hex Width: 19mm / 0.75 "
  • [MATERIAL] - This Hex Head Bolts is made of 304 Stainless Steel which is superior to regular steel and any zinc plated fasteners, provides good strength and corrosion resistance in bad environments
  • [Hex Thickness] - 7.68mm / 0.30 "; Pitch: 1.75mm / 0.07 "; Standard: ISO4017/DIN962
  • [APPLICATION] - The bolt will be more stable and fastened on the mechanism that rotates clockwise or shakes violently, good anti-loosening effect. Widely used in swimming pool pump impellers, high-pressure flow pump impellers, marble machines, woodworking cutting equipment, truck wheel hubs etc.
  • [PACKAGE CONTENT] - 2Pcs x Hex Head Bolts; Color: Silver Tone
Rank No. #17
Glvaner M12-1.75 x 35mm (8 Pcs) Hex Bolt Alloy Steel 12.9 Grade Black Oxide Finish Full Thread Coverage DIn933
  • Thread Size: M12-1.75; Thread Pitch: 1.75mm; Screw Length: 35mm (measured from under the head); Thread Coverage: Full Thread
  • Hex Drive Size: 18mm; Package Includes: 8 PCS
  • Material: 12.9 Grade alloy steel and Black Oxide Finish, greater strength than stainless steel and provide good corriosion resistant in dry environment.
  • Head Height: 7.68 (max); Head width from flat to flat: 18mm (max); Head width from point to point: 20mm (min)
  • Hex bolt are designed to be installed using a spanner. They are generally available in larger sizes than alternative fasteners and suitable for heavy-duty fastening applications because of their robust shape.
Rank No. #20
M12-1.75 x 40mm Hex Bolts, 12.9 Grade Alloy Steel, Black Oxide Finish, Full Thread, Coarse Thread UNC, Hexagon Head Bolts 10 PCS
  • Package Includes: 10 PCS M12-1.75 x 40mm;
  • Thread Size: 12mm; Thread Pitch: 1.75mm; Height of the Head: 7.68mm; Thread Coverage: Full Thread
  • External Hex Drive Size: 18mm;
  • Screws Length: 40mm (excluding the height of the head);
  • Made of grade 12.9 alloy steel which provides good strength and ideal use in indoor projects. You could also find stainless steel hex bolts if you hope to use them in environments with mositure because black oxide finish is not a protective finish and will rust when exposed to mositure environment for a long time.

Last update on 2023-08-21 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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  • Is it worth buying an M12 Bolt?
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  1. Brand Value: Every brand of M12 Bolt has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an M12 Bolt?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your M12 Bolt.
  5. Customer Ratings: Number ratings grade M12 Bolt objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their M12 Bolt.
  7. Product Quality: You don’t always get what you pay for with an M12 Bolt, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an M12 Bolt is should be an indication of how long it will work out for you.

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