Best Hex Bolts Under $100 (2026)
We ranked options under $100 by a value score combining material/grade, size variety, pack quantity, corrosion resistance, and documented specifications
The Verdict
- Best Overall: Grade 8 coarse hex cap screws, 3/8-16 x 1-3/4 (50 pcs) — Best for heavy-duty projects: Grade 8 coarse 3/8-16 x 1-3/4 steel bolts offering high tensile strength in a 50-piece pack
- Best Value: Grade 8 Coarse Hex Cap Screws, 3/8-16 x 2 in, 50-Piece — Best for common high-strength use: Grade 8 3/8-16 x 2 in coarse hex cap screws in a bulk 50-piece pack
Top Picks
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1
Best Overall Grade 8 coarse hex cap screws, 3/8-16 x 1-3/4 (50 pcs)
Best for heavy-duty projects: Grade 8 coarse 3/8-16 x 1-3/4 steel bolts offering high tensile strength in a 50-piece pack
Grade 8 hex cap screws, 3/8-16 x 1-3/4, steel with yellow zinc finish. Includes 50 pieces. Customers note good quality and appropriate length for their needs
- grade 8 steel
- 3/8-16 x 1-3/4
- yellow zinc finish
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2
Best Value Grade 8 Coarse Hex Cap Screws, 3/8-16 x 2 in, 50-Piece
Best for common high-strength use: Grade 8 3/8-16 x 2 in coarse hex cap screws in a bulk 50-piece pack
Grade 8 coarse hex cap screws. Steel, yellow zinc finish, 3/8 inch diameter, 2 inch length. Customers note good quality and value; fit well and match requested length
- grade 8 strength
- coarse 3/8-16 thread
- 2-inch length with yellow zinc finish
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3
1/2-13 x 6 hex head bolt, 10 pcs, 304 stainless
Best for corrosion resistance: 304 stainless 1/2-13 x 6 hex head bolts provide long-lasting rust protection in a 10-piece set
Hex bolts made of 304 stainless steel with full threading and plain finish. Durable, corrosion resistant, and versatile for home and office projects. Customer note: good quality and size, though some mention thread quality concerns
- 304 stainless steel for corrosion resistance
- fully threaded with defined pitch
- includes 10 pieces
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4
Grade 8 Coarse Hex Cap Screws, 1/2-13 x 2-Inch, 25-Piece
Best for half-inch applications: Grade 8 1/2-13 x 2 coarse hex cap screws suitable for high-load fastening in a 25-piece pack
Coarse hex cap screws in 1/2 in diameter, 2 in length, made of steel with yellow zinc finish. Suitable for hex bolt applications. Customers note good quality and value for money
- 1/2 in diameter
- 2 in length
- steel with yellow zinc finish
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5
VIGRUE Flange Bolt Assortment, metric M6/M8/M10, class 10.9
Best for metric builds: Class 10.9 flange bolt assortment (M6/M8/M10) simplifies assembly across metric hardware needs
Flange bolts and nuts assortment in metric sizes M6, M8, M10 with black zinc finish and full UNC thread. Delivers a versatile selection for various fastening needs; customers note good quality and variety
- metric flange bolts with full thread
- class 10.9 hardened steel
- kit includes M6/M8/M10 sizes with multiple lengths
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6
Hex cap screws 1/2-13 x 2-1/2, yellow zinc, 25 pcs
Best for visible hardware with surface protection: 1/2-13 x 2 yellow zinc hex cap screws resist corrosion and offer a finished look
Coarse hex cap screws in 1/2 inch diameter, 2-1/2 inch length, yellow zinc finish. Steel construction with hex head for 3/4 inch wrench. Customer insight notes good quality and value for money
- 1/2-13 coarse thread
- 2-1/2 inch length
- yellow zinc finish
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7
Full Thread Hex Tap Bolts, 5/16-18 x 3 (100 pcs), zinc
Best for tap-bolt needs: Full-thread 5/16-18 x 3 zinc hex tap bolts are practical for threaded or tapped applications in bulk
Hex tap bolts in zinc finish, 5/16 in diameter and 3 in length. Well-machined threads and good value noted by customers; compatibility with other hardware mentioned
- 5/16 in diameter
- 3 in length
- zinc finish
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8
Full Thread Hex Tap Bolts 3/8-16 x 2, zinc finish
Best for common 3/8-inch fastening: Full-thread 3/8-16 x 2 zinc tap bolts deliver consistent engagement for repair and assembly work
Hex tap bolts, 3/8 in diameter and 2 in length, steel with zinc finish. Well-machined with great threads and length; suitable for projects requiring strong fasteners. Some users note mixed size and varying bolt strength
- 3/8 in diameter
- 2 in length
- zinc finish
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9
3/8" x 6" Hex Lag Screws 20Pcs Stainless Steel
Best for wood and lag applications: 3/8 x 6 stainless hex lag screws provide strong wood anchoring with corrosion-resistant material
Lag screws made of 304 stainless steel, 3/8" diameter and 6" length, with partial thread and hex head. Durable and corrosion-resistant for wood applications. Customers note solid quality and suitability for anchoring into wood
- 304 stainless steel
- 3/8" diameter
- 6" length
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10
Full Thread Hex Tap Bolts 5/16-18 x 2-1/2 (100 pcs) zinc
Best for varied length requirements: Full-thread 5/16-18 x 2-1/2 zinc hex tap bolts are versatile for many light- to medium-duty tasks
Hex tap bolts, 5/16-18, 2-1/2 in, zinc finish, steel. Well-machined with good threads and perfect length, offering value for money per customer insight
- 5/16 inch diameter
- 2-1/2 inch length
- zinc finish