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
  • Deals
  • Contact Us
Added to Cart
Skip to Main Content
FREE SHIPPING on orders over $50 after you . Restrictions Apply
Zoro Homepage
Close icon
Clipboard Icon Clipboard Icon Quick Order
User Headset Icon User Headset Icon Customer Service
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

Square Head Bolts (592 items) - Page 16

Boltsandnuts.Com Square Head Bolt, Galvanized, 3/8"-16 Thread Size, 2-1/4 in Lg, 32 PK 37C225SHB307G-32
Boltsandnuts.Com

Square Head Bolt, Galvanized, 3/8"-16 Thread Size, 2-1/4 in Lg, 32 PK

Zoro # G414453079
Mfr # 37C225SHB307G-32
product price:  $31.49
/pk 32, $0.98/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 1/2"-13 Thread Size, 1-1/4 in Lg, 28 PK 50C125SHB307Z-28
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 1/2"-13 Thread Size, 1-1/4 in Lg, 28 PK

Zoro # G714454448
Mfr # 50C125SHB307Z-28
product price:  $32.85
/pk 28, $1.17/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 5/16"-18 Thread Size, 3 in Lg, 36 PK 31C300SHB307G-36
Boltsandnuts.Com

Square Head Bolt, Galvanized, 5/16"-18 Thread Size, 3 in Lg, 36 PK

Zoro # G114443646
Mfr # 31C300SHB307G-36
product price:  $33.99
/pk 36, $0.94/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 5/16"-18 Thread Size, 3 in Lg, 36 PK 31C300SHB307Z-36
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 5/16"-18 Thread Size, 3 in Lg, 36 PK

Zoro # G114443516
Mfr # 31C300SHB307Z-36
product price:  $29.99
/pk 36, $0.83/ea
Newport Fasteners Square Head Bolt, Steel, Plain, 1/4"-20 Thread Size, 1" Lg, 1500 PK 240095
Newport Fasteners

Square Head Bolt, Steel, Plain, 1/4"-20 Thread Size, 1" Lg, 1500 PK

Zoro # G906368515
Mfr # 240095
product price:  $356.99
/pk 1500, $0.24/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 1/2"-13 Thread Size, 1-3/4 in Lg, 350 PK 50C175SHB307Z-350
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 1/2"-13 Thread Size, 1-3/4 in Lg, 350 PK

Zoro # G614452513
Mfr # 50C175SHB307Z-350
product price:  $293.99
/pk 350, $0.84/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 7/8"-9 Thread Size, 2-1/2 in Lg, 70 PK 87C250SHB307Z-70
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 7/8"-9 Thread Size, 2-1/2 in Lg, 70 PK

Zoro # G814465788
Mfr # 87C250SHB307Z-70
product price:  $330.99
/pk 70, $4.73/ea
Zoro Select Square Head Bolt, Steel, Plain, #1-8 Thread Size, 9 in Lg, 20 PK 100144BMQ
Zoro Select

Square Head Bolt, Steel, Plain, #1-8 Thread Size, 9 in Lg, 20 PK

Zoro # G9681018
Mfr # 100144BMQ
product price:  $322.99
/pk 20, $16.15/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 1"-8 Thread Size, 2 in Lg, 60 PK 100C200SHB307G-60
Boltsandnuts.Com

Square Head Bolt, Galvanized, 1"-8 Thread Size, 2 in Lg, 60 PK

Zoro # G914437074
Mfr # 100C200SHB307G-60
product price:  $387.99
/pk 60, $6.47/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 1/2"-13 Thread Size, 1-1/4 in Lg, 28 PK 50C125SHB307G-28
Boltsandnuts.Com

Square Head Bolt, Galvanized, 1/2"-13 Thread Size, 1-1/4 in Lg, 28 PK

Zoro # G114454604
Mfr # 50C125SHB307G-28
product price:  $38.69
/pk 28, $1.38/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 1/4"-20 Thread Size, 2-1/2 in Lg, 64 PK 25C250SHB307Z-64
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 1/4"-20 Thread Size, 2-1/2 in Lg, 64 PK

Zoro # G114441963
Mfr # 25C250SHB307Z-64
product price:  $25.19
/pk 64, $0.39/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 1/2"-13 Thread Size, 1-1/2 in Lg, 60 PK 50C150SHB307Z-60
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 1/2"-13 Thread Size, 1-1/2 in Lg, 60 PK

Zoro # G214461557
Mfr # 50C150SHB307Z-60
product price:  $64.65
/pk 60, $1.08/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 1/4"-20 Thread Size, 3 in Lg, 140 PK 25C300SHB307G-140
Boltsandnuts.Com

Square Head Bolt, Galvanized, 1/4"-20 Thread Size, 3 in Lg, 140 PK

Zoro # G014448994
Mfr # 25C300SHB307G-140
product price:  $67.55
/pk 140, $0.48/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 7/8"-9 Thread Size, 10 in Lg, 20 PK 87C1000SHB307G-20
Boltsandnuts.Com

Square Head Bolt, Galvanized, 7/8"-9 Thread Size, 10 in Lg, 20 PK

Zoro # G114464481
Mfr # 87C1000SHB307G-20
product price:  $314.99
/pk 20, $15.75/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 1/2"-13 Thread Size, 8 in Lg, 90 PK 50C800SHB307G-90
Boltsandnuts.Com

Square Head Bolt, Galvanized, 1/2"-13 Thread Size, 8 in Lg, 90 PK

Zoro # G714452185
Mfr # 50C800SHB307G-90
product price:  $347.99
/pk 90, $3.87/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 5/8"-11 Thread Size, 1-1/4 in Lg, 40 PK 62C125SHB307Z-40
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 5/8"-11 Thread Size, 1-1/4 in Lg, 40 PK

Zoro # G714465079
Mfr # 62C125SHB307Z-40
product price:  $63.99
/pk 40, $1.60/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 1/4"-20 Thread Size, 2-1/2 in Lg, 64 PK 25C250SHB307G-64
Boltsandnuts.Com

Square Head Bolt, Galvanized, 1/4"-20 Thread Size, 2-1/2 in Lg, 64 PK

Zoro # G914442122
Mfr # 25C250SHB307G-64
product price:  $31.45
/pk 64, $0.49/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 1/4"-20 Thread Size, 1-1/4 in Lg, 30 PK 25C125SHB307Z-30
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 1/4"-20 Thread Size, 1-1/4 in Lg, 30 PK

Zoro # G014425988
Mfr # 25C125SHB307Z-30
product price:  $13.55
/pk 30, $0.45/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
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 5/16"-18 Thread Size, 5 in Lg, 24 PK 31C500SHB307Z-24
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 5/16"-18 Thread Size, 5 in Lg, 24 PK

Zoro # G614443672
Mfr # 31C500SHB307Z-24
product price:  $31.89
/pk 24, $1.33/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 1/4"-20 Thread Size, 3 in Lg, 28 PK 25C300SHB307Z-28
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 1/4"-20 Thread Size, 3 in Lg, 28 PK

Zoro # G414448938
Mfr # 25C300SHB307Z-28
product price:  $16.29
/pk 28, $0.58/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 1/4"-20 Thread Size, 2 in Lg, 80 PK 25C200SHB307Z-80
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 1/4"-20 Thread Size, 2 in Lg, 80 PK

Zoro # G314425695
Mfr # 25C200SHB307Z-80
product price:  $28.79
/pk 80, $0.36/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 1/4"-20 Thread Size, 1-1/4 in Lg, 120 PK 25C125SHB307Z-120
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 1/4"-20 Thread Size, 1-1/4 in Lg, 120 PK

Zoro # G514426126
Mfr # 25C125SHB307Z-120
product price:  $35.89
/pk 120, $0.30/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 3/4"-10 Thread Size, 2-3/4 in Lg, 90 PK 75C275SHB307Z-90
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 3/4"-10 Thread Size, 2-3/4 in Lg, 90 PK

Zoro # G714466458
Mfr # 75C275SHB307Z-90
product price:  $303.99
/pk 90, $3.38/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 1/2"-13 Thread Size, 5-1/2 in Lg, 125 PK 50C550SHB307G-125
Boltsandnuts.Com

Square Head Bolt, Galvanized, 1/2"-13 Thread Size, 5-1/2 in Lg, 125 PK

Zoro # G214454054
Mfr # 50C550SHB307G-125
product price:  $309.99
/pk 125, $2.48/ea
Boltsandnuts.Com Square Head Bolt, Galvanized, 1/4"-20 Thread Size, 2-1/2 in Lg, 160 PK 25C250SHB307G-160
Boltsandnuts.Com

Square Head Bolt, Galvanized, 1/4"-20 Thread Size, 2-1/2 in Lg, 160 PK

Zoro # G314442005
Mfr # 25C250SHB307G-160
product price:  $59.39
/pk 160, $0.37/ea
Boltsandnuts.Com Square Head Bolt, Zinc Plated, 3/8"-16 Thread Size, 3-1/2 in Lg, 350 PK 37C350SHB307Z-350
Boltsandnuts.Com

Square Head Bolt, Zinc Plated, 3/8"-16 Thread Size, 3-1/2 in Lg, 350 PK

Zoro # G214456348
Mfr # 37C350SHB307Z-350
product price:  $302.99
/pk 350, $0.87/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"-8 Thread Size, Square Head Bolt, Zinc Yellow, Steel, 5 in L, 10 PK SQHDG5FTZY185
Zoro Select

Grade 5, 1"-8 Thread Size, Square Head Bolt, Zinc Yellow, Steel, 5 in L, 10 PK

Zoro # G7124363
Mfr # SQHDG5FTZY185
product price:  $91.15
/pk 10, $9.12/ea
Sold in mult. of 4 for $364.60
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:  $158.99
/pk 25, $6.36/ea
Zoro Select Class 8.8, M20-2.50 Thread Size, Square Head Bolt, Black Oxide, Steel, 60 mm L, 10 PK M01030.200.0060
Zoro Select

Class 8.8, M20-2.50 Thread Size, Square Head Bolt, Black Oxide, Steel, 60 mm L, 10 PK

Zoro # G0307776
Mfr # M01030.200.0060
product price:  $150.99
/pk 10, $15.10/ea
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:  $601.99
/pk 10, $60.20/ea
Zoro Select Class 8.8, M24-3.00 Thread Size, Square Head Bolt, Black Oxide, Steel, 120 mm L, 5 PK M01030.240.0120
Zoro Select

Class 8.8, M24-3.00 Thread Size, Square Head Bolt, Black Oxide, Steel, 120 mm L, 5 PK

Zoro # G0207825
Mfr # M01030.240.0120
product price:  $227.99
/pk 5, $45.60/ea
Zoro Select Square Head Bolt, 3/4"-10 Thrd Sz, 3 in L, Steel, 50 PK 287175G1
Zoro Select

Square Head Bolt, 3/4"-10 Thrd Sz, 3 in L, Steel, 50 PK

Zoro # G6628571
Mfr # 287175G1
product price:  $206.99
/pk 50, $4.14/ea
Zoro Select Class 8.8, M10-1.50 Thread Size, Square Head Bolt, Black Oxide, Steel, 25 mm L, 50 PK M01030.100.0025
Zoro Select

Class 8.8, M10-1.50 Thread Size, Square Head Bolt, Black Oxide, Steel, 25 mm L, 50 PK

Zoro # G0308056
Mfr # M01030.100.0025
product price:  $64.19
/pk 50, $1.28/ea
Square Head Bolts (592 items) - Page 16
  • First
  • Previous
  • 16
    of 17 pages
  • Next
  • Last
How was your search?

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

Self-Tapping ScrewsHex Head Cap ScrewsU-BoltsMachine ScrewsHex Nuts
Square NutsGeneral WashersLock WashersLock NutsCastle Nuts
square head bolt3/8 square head boltgalvanized hex head boltsusa industrials aftermarket square5/8 square head bolt
square head bolt alloysquare head bolt steelsquare head machine boltsmachine boltsmachine bolt

Sign up and 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
  • Deals
  • 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