Featured Categories

  • Tools & Machining
  • Shipping, Packaging & Office Supplies
  • Plumbing
  • Safety

Shop Categories

  • Abrasives & Polishers
  • Adhesives & Tapes
  • Electrical Supplies
  • Electronics
  • Fasteners
  • Food Service & Restaurant Supplies
  • Furniture, Linens & Decor
  • Grounds & Outdoor
  • Hardware & Building Materials
  • Heating & Cooling
  • Janitorial & Cleaning Supplies
  • Lab Equipment & Supplies
  • Lighting
  • Material Handling
  • Medical & Personal Care
  • Paint, Coatings & Supplies
  • Plumbing
  • Power Transmission
  • Pumps
  • Raw Materials
  • Safety
  • Shipping, Packaging & Office Supplies
  • Storage & Workspace
  • Test Instruments & Gauges
  • Tools & Machining
  • Vehicle Maintenance
  • Welding, Soldering & Brazing
  • About Us
  • Promo Codes
  • Contact Us
Added to Cart
Skip to Main Content
FREE Shipping on orders over $50 after you .
Zoro Homepage
Close icon
Clipboard Icon Clipboard Icon Quick Order
Cart Icon
0
Cart Icon
0
Cart
  • Low prices on everyday needs. Shop Zoro Select
  • Don't miss these limited time offers. Shop All Deals
  • Get 30 days to pay with Net 30. Apply Now
  1. Home
  2. /
  3. Fasteners
  4. /
  5. Screws & Bolts
  6. /
  7. Square Head Bolts
Search Feedback

Square Head Bolts (592 items) - Page 4

Boltsandnuts.Com Square Head Bolt, Zinc Plated, 3/4"-10 Thread Size, 2-1/2 in Lg 75C250SHB307Z-1
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 3/4"-10 Thread Size, 2-1/2 in Lg

Zoro # G914465183
Mfr # 75C250SHB307Z-1
product price: $6.35
/ea
Sold in mult. of 2 for $12.70
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 5/16"-18 Thread Size, 2 in Lg, 10 PK 31C200SHB307Z-10
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 5/16"-18 Thread Size, 2 in Lg, 10 PK

Zoro # G414448341
Mfr # 31C200SHB307Z-10
product price: $8.30
/pk 10, $0.83/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 1/4"-20 Thread Size, 3/4 in Lg, 425 PK 25C75SHB307G-425
Boltsandnuts.Com

Square Head Bolt, Galvanized, 1/4"-20 Thread Size, 3/4 in Lg, 425 PK

Zoro # G214449128
Mfr # 25C75SHB307G-425
product price: $67.19
/pk 425, $0.16/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 5/8"-11 Thread Size, 4 in Lg, 6 PK 62C400SHB307G-6
Boltsandnuts.Com

Square Head Bolt, Galvanized, 5/8"-11 Thread Size, 4 in Lg, 6 PK

Zoro # G514463084
Mfr # 62C400SHB307G-6
product price: $31.69
/pk 6, $5.28/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 1/2"-13 Thread Size, 3 in Lg, 30 PK 50C300SHB307G-30
Boltsandnuts.Com

Square Head Bolt, Galvanized, 1/2"-13 Thread Size, 3 in Lg, 30 PK

Zoro # G014461597
Mfr # 50C300SHB307G-30
product price: $61.99
/pk 30, $2.07/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 5/16"-18 Thread Size, 1-1/4 in Lg, 80 PK 31C125SHB307Z-80
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 5/16"-18 Thread Size, 1-1/4 in Lg, 80 PK

Zoro # G814442086
Mfr # 31C125SHB307Z-80
product price: $32.79
/pk 80, $0.41/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 5/16"-18 Thread Size, 3/4 in Lg, 110 PK 31C75SHB307Z-110
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 5/16"-18 Thread Size, 3/4 in Lg, 110 PK

Zoro # G514447688
Mfr # 31C75SHB307Z-110
product price: $38.69
/pk 110, $0.35/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 7/8"-9 Thread Size, 3-1/2 in Lg, 10 PK 87C350SHB307Z-10
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 7/8"-9 Thread Size, 3-1/2 in Lg, 10 PK

Zoro # G014466806
Mfr # 87C350SHB307Z-10
product price: $79.95
/pk 10, $8.00/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 5/16"-18 Thread Size, 4 in Lg, 14 PK 31C400SHB307Z-14
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 5/16"-18 Thread Size, 4 in Lg, 14 PK

Zoro # G514450015
Mfr # 31C400SHB307Z-14
product price: $17.15
/pk 14, $1.22/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 3/8"-16 Thread Size, 2-1/4 in Lg, 90 PK 37C225SHB307Z-90
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 3/8"-16 Thread Size, 2-1/4 in Lg, 90 PK

Zoro # G514452972
Mfr # 37C225SHB307Z-90
product price: $52.99
/pk 90, $0.59/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 5/8"-11 Thread Size, 4 in Lg, 6 PK 62C400SHB307Z-6
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 5/8"-11 Thread Size, 4 in Lg, 6 PK

Zoro # G714463020
Mfr # 62C400SHB307Z-6
product price: $27.89
/pk 6, $4.65/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 3/4"-10 Thread Size, 6 in Lg, 10 PK 75C600SHB307G-10
Boltsandnuts.Com

Square Head Bolt, Galvanized, 3/4"-10 Thread Size, 6 in Lg, 10 PK

Zoro # G614467449
Mfr # 75C600SHB307G-10
product price: $98.19
/pk 10, $9.82/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 1/2"-13 Thread Size, 4 in Lg, 10 PK 50C400SHB307G-10
Boltsandnuts.Com

Square Head Bolt, Galvanized, 1/2"-13 Thread Size, 4 in Lg, 10 PK

Zoro # G914455313
Mfr # 50C400SHB307G-10
product price: $34.89
/pk 10, $3.49/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 5/8"-11 Thread Size, 7 in Lg, 10 PK 62C700SHB307Z-10
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 5/8"-11 Thread Size, 7 in Lg, 10 PK

Zoro # G714463853
Mfr # 62C700SHB307Z-10
product price: $65.45
/pk 10, $6.55/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 5/16"-18 Thread Size, 1-1/4 in Lg, 200 PK 31C125SHB307Z-200
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 5/16"-18 Thread Size, 1-1/4 in Lg, 200 PK

Zoro # G014441988
Mfr # 31C125SHB307Z-200
product price: $67.89
/pk 200, $0.34/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 5/8"-11 Thread Size, 3 in Lg, 20 PK 62C300SHB307Z-20
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 5/8"-11 Thread Size, 3 in Lg, 20 PK

Zoro # G314464823
Mfr # 62C300SHB307Z-20
product price: $43.65
/pk 20, $2.18/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 1/2"-13 Thread Size, 3 in Lg, 6 PK 50C300SHB307G-6
Boltsandnuts.Com

Square Head Bolt, Galvanized, 1/2"-13 Thread Size, 3 in Lg, 6 PK

Zoro # G214461601
Mfr # 50C300SHB307G-6
product price: $16.35
/pk 6, $2.73/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 3/8"-16 Thread Size, 1 in Lg 37C100SHB307G-31
Boltsandnuts.Com

Square Head Bolt, Galvanized, 3/8"-16 Thread Size, 1 in Lg

Zoro # G114442595
Mfr # 37C100SHB307G-31
product price: $23.65
/pk 31, $0.76/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 5/16"-18 Thread Size, 1 in Lg, 20 PK 31C100SHB307G-20
Boltsandnuts.Com

Square Head Bolt, Galvanized, 5/16"-18 Thread Size, 1 in Lg, 20 PK

Zoro # G114445534
Mfr # 31C100SHB307G-20
product price: $12.75
/pk 20, $0.64/ea
Zoro Select Class 8.8, M16-2.00 Thread Size, Square Head Bolt, Black Oxide, Steel, 60 mm L, 25 PK M01030.160.0060
Zoro Select

Class 8.8, M16-2.00 Thread Size, Square Head Bolt, Black Oxide, Steel, 60 mm L, 25 PK

Zoro # G0307846
Mfr # M01030.160.0060
product price: $134.99
/pk 25, $5.40/ea
Zoro Select Grade 5, 3/4"-10 Thread Size, Square Head Bolt, Zinc Yellow, Steel, 6 in L, 10 PK SQHDG5FTZY34106
Zoro Select

Grade 5, 3/4"-10 Thread Size, Square Head Bolt, Zinc Yellow, Steel, 6 in L, 10 PK

Zoro # G6395977
Mfr # SQHDG5FTZY34106
product price: $79.69
/pk 10, $7.97/ea
Sold in mult. of 4 for $318.76
Zoro Select Grade 5, 1/2"-13 Thread Size, Square Head Bolt, Zinc Yellow, Steel, 2 in L, 40 PK SQHDG5FTZY12132
Zoro Select

Grade 5, 1/2"-13 Thread Size, Square Head Bolt, Zinc Yellow, Steel, 2 in L, 40 PK

Zoro # G6452345
Mfr # SQHDG5FTZY12132
product price: $82.15
/pk 40, $2.05/ea
Sold in mult. of 4 for $328.60
Zoro Select Class 8.8, M24-3.00 Thread Size, Square Head Bolt, Black Oxide, Steel, 80 mm L, 10 PK M01030.240.0080
Zoro Select

Class 8.8, M24-3.00 Thread Size, Square Head Bolt, Black Oxide, Steel, 80 mm L, 10 PK

Zoro # G0307706
Mfr # M01030.240.0080
product price: $510.99
/pk 10, $51.10/ea
Newport Fasteners Square Head Bolt, Steel, Plain, 5/16"-18 Thread Size, 2-1/2" Lg, 500 PK 980896
Newport Fasteners

Square Head Bolt, Steel, Plain, 5/16"-18 Thread Size, 2-1/2" Lg, 500 PK

Zoro # G606368518
Mfr # 980896
product price: $610.99
/pk 500, $1.22/ea
Newport Fasteners Square Head Bolt, Steel, Plain, 1/2"-13 Thread Size, 1-3/4" Lg, 250 PK 138492
Newport Fasteners

Square Head Bolt, Steel, Plain, 1/2"-13 Thread Size, 1-3/4" Lg, 250 PK

Zoro # G106368506
Mfr # 138492
product price: $421.99
/pk 250, $1.69/ea
Newport Fasteners Square Head Bolt, Steel, Plain, 3/4"-10 Thread Size, 3" Lg, 60 PK 747362
Newport Fasteners

Square Head Bolt, Steel, Plain, 3/4"-10 Thread Size, 3" Lg, 60 PK

Zoro # G306368528
Mfr # 747362
product price: $380.99
/pk 60, $6.35/ea
No Product Image Available
Lindstrom

Square Head Bolt, Steel, Grade 2, Plain, 1"-8 Thread Size, 9 in Lg

Zoro # G315513292
Mfr # SMBI21000900-001P
product price: $9.79
/ea
Newport Fasteners Square Head Bolt, Steel, Plain, 5/16"-18 Thread Size, 1-1/2" Lg, 600 PK 692008
Newport Fasteners

Square Head Bolt, Steel, Plain, 5/16"-18 Thread Size, 1-1/2" Lg, 600 PK

Zoro # G006368507
Mfr # 692008
product price: $472.99
/pk 600, $0.79/ea
Newport Fasteners Square Head Bolt, Steel, Plain, 3/8"-16 Thread Size, 2-3/4" Lg, 300 PK 684827
Newport Fasteners

Square Head Bolt, Steel, Plain, 3/8"-16 Thread Size, 2-3/4" Lg, 300 PK

Zoro # G506368526
Mfr # 684827
product price: $493.99
/pk 300, $1.65/ea
Midwest Fastener Square Head Bolt, Steel, Grade 2, Zinc Plated, 5/16"-18 Thread Size, 1-3/8" Lg, 50 PK 09216
Midwest Fastener

Square Head Bolt, Steel, Grade 2, Zinc Plated, 5/16"-18 Thread Size, 1-3/8" Lg, 50 PK

Zoro # G102506902
Mfr # 09216
product price: $24.65
/pk 50, $0.49/ea
Usa Industrials Steel, Plain, 7/8"-9 Thread Size, 4 1/2" Lg BULK-BOLT-2333
Usa Industrials

Steel, Plain, 7/8"-9 Thread Size, 4 1/2" Lg

Zoro # G809939843
Mfr # BULK-BOLT-2333
product price: $22.59
/ea
Sold in mult. of 30 for $677.70
Newport Fasteners Square Head Bolt, Steel, Plain, 1/2"-13 Thread Size, 3-1/2" Lg, 100 PK 848922
Newport Fasteners

Square Head Bolt, Steel, Plain, 1/2"-13 Thread Size, 3-1/2" Lg, 100 PK

Zoro # G106368513
Mfr # 848922
product price: $314.99
/pk 100, $3.15/ea
Newport Fasteners Square Head Bolt, Steel, Plain, 5/16"-18 Thread Size, 3" Lg, 400 PK 402063
Newport Fasteners

Square Head Bolt, Steel, Plain, 5/16"-18 Thread Size, 3" Lg, 400 PK

Zoro # G706368548
Mfr # 402063
product price: $622.99
/pk 400, $1.56/ea
Newport Fasteners Square Head Bolt, Steel, Plain, 1/4"-20 Thread Size, 1-1/4" Lg, 1000 PK 549706
Newport Fasteners

Square Head Bolt, Steel, Plain, 1/4"-20 Thread Size, 1-1/4" Lg, 1000 PK

Zoro # G006368545
Mfr # 549706
product price: $469.99
/pk 1000, $0.47/ea
Newport Fasteners Square Head Bolt, Steel, Plain, 5/8"-11 Thread Size, 2-1/2" Lg, 100 PK 695477
Newport Fasteners

Square Head Bolt, Steel, Plain, 5/8"-11 Thread Size, 2-1/2" Lg, 100 PK

Zoro # G006368514
Mfr # 695477
product price: $371.99
/pk 100, $3.72/ea
Newport Fasteners Square Head Bolt, Steel, Plain, 3/4"-10 Thread Size, 4-1/2" Lg, 40 PK 369948
Newport Fasteners

Square Head Bolt, Steel, Plain, 3/4"-10 Thread Size, 4-1/2" Lg, 40 PK

Zoro # G206368512
Mfr # 369948
product price: $343.99
/pk 40, $8.60/ea
Square Head Bolts (592 items) - Page 4
  • First
  • Previous
  • 4
    of 17 pages
  • Next
  • Last

About Square Head Bolts

Square head bolts are an essential hardware item used in a variety of industries and professions. They come in a wide range of types, materials, sizes, and Systems of measurement to meet the needs of any project or application.

Types Of Square Head Bolts

Some common types include square head shoulder bolts, sockets for square head bolts, square head lag bolts, square flat head bolt, and square head t-bolts. These items can be found with different attributes like system of measurement (inch or metric), square head bolt type, and basic material like steel.

Applications & Industries That Use Square Head Bolts

Square Head Bolts are widely used across various industries such as construction projects, automotive repairs, and maintenance due to their strength and durability. Professionals from these fields rely on this type of fastener for secure installation when working with wood or metal surfaces.

Find the Square Head Bolts You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of fasteners along with other tools or supplies to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.
Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

Hex Head Cap ScrewsSelf-Tapping ScrewsCarriage BoltsEye BoltsHex Nuts
Square NutsLock WashersGeneral WashersCotter PinsCastle Nuts
square head bolt steelusa industrials aftermarket squaresquare head bolt alloysquare head boltmachine bolt
machine boltssquare head machine bolts5/8 square head boltsquare head machine bolt3/8 square head bolt

Sign Up & Save

Take 10% off your next order when you sign up for Zoro emails. Subscribe now to receive your promo code via email.

Follow Us

  • Facebook
  • YouTube
  • LinkedIn
  • Instagram
Every Part Plays a Part

Information

  • About Us
  • Accessibility
  • Careers
  • Inclusion
  • Giving Back
  • Resource Hub
  • Returns
  • Shipping

Shopping

  • Brands
  • Collections
  • My Account
  • Payments
  • Promo Codes
  • Sitemap
  • Track My Order

Services

  • Customer Service
  • FAQs
  • Net 30 Terms
  • Reseller Program
  • Sell on Zoro
  • Participate in Research

Zoro, Inc

Connect

Customer Service From Real People

  • Phone: (855) 289-9676
  • Contact Us

© 2011-2026 Zoro Tools, Inc. All rights reserved.
  • Terms & Conditions
  • Terms of Access
  • Privacy Policy
Zoro, Inc