Best Countersunk Head Carriage Bolt

3/8" x 12" Carriage Bolts with Nuts & Washers, 12 per Pack

  • Secure Property from Damage or Vandalism – Carriage bolts are a fast, easy way to board-up missing or broken windows.
  • Protect Property Before a Storm – Use carriage bolts with plywood before a storm hits, to prevent window damage or vandalism.
  • Premium Carriage Bolts – Zinc-plated steel carriage bolts are threaded for at least 3/4 of the length of the bolt.
  • Bolt Ready to Use – Each carriage bolt includes a flat washer and nut.
  • 16 TPI (Threads Per Inch). Sold as a package of 12 carriage bolts & includes Bolts and nuts.
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Backyard Discovery 10 Foot Wave Slide, Easy One Piece Installation, Green

  • Compatible with deck heights of 53 to 60 inches.
  • Mounting lumber not included - Required 5/8 x 3/8 x 20 3/8 inches.
  • Mounting hardware not included - Rounded Head 5/16” Bolt x 1 ¼” long with flat washers and a locking nut (Truss head, Carriage bolt, Pan head bolt would all work. ).
  • One-piece construction for easy assembly.
  • Shipping dimensions -118” x 17” x 26”.
  • Limited Lifetime against cracking and fading.
  • Engineered to meet or exceed ASTM standards (code F1148-19) for intended use in private residential settings. is applicable for intended use only..
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Backyard Discovery 10 Foot Wave Slide, Easy One Piece Installation, Yellow

  • 10' (118" actual length) Wave slide is compatible with deck heights of 53 to 60 inches high.
  • Age Range: 3 to 10 - Supports up to 250lbs.
  • Super deep wave slide (actual depth is 10") ensures children remain safe while sliding.
  • Mounting lumber not included - Recommended 5/8 x 1 3/8 x 20 3/8 inches.
  • Mounting hardware not included - Recommended rounded head 5/16” bolt with flat washers and a locking nut (Truss head, Carriage bolt, Pan head bolt would all work.).
  • Strong one piece construction with 3 bolt installation.
  • Limited Lifetime Warranty against cracking and fading.
  • Engineered to meet or exceed ASTM standards (code F1148-19) for intended use in private residential settings. Warranty is applicable for intended use only..
  • Assembled dimensions-118" x 23.5" x 18" - Shipping dimensions -118” x 17” x 26”.
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ONESTOCK 3/8\ x 10\ Fully Threaded Carriage Bolts with Nuts & Washers, 12 Per Pack

  • Fast and Easy Way to Secure Your Property – Carriage bolts can be used to board up windows after vandalism or weather damage.
  • Quality Carriage Bolts – Each zinc-plated steel carriage bolt is threaded for at least 3/4 of the length of the bolt.
  • Different Lengths Available – 10 inch, 12 inch or 14 inch lengths.
  • Comes Complete – Each carriage bolt comes with a flat washer and nut.
  • 16 TPI (Threads Per Inch). Sold as a package of 12 carriage bolts & includes Bolts and nuts.
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(10) 3/4-10x2#3 Grade 8 Dome Head Plow Bolts Plain & Oil

  • Price For: Each Finish: Zinc Material: Carbon Steel Head Type: #3 Flat Item: Plow Bolt Head Angle (Deg.): 80 Type: Countersunk Square Neck Grade: 5 Includes: Nut Square Width: 0.450" Head Height: 0.364" Head Dia.: 0.826" Meets/Exceeds: SAE J 429, SAE J 995 Thread Size: 7/16"-14 Tensile Strength (PSI): SAE J 429, SAE J 995 Length: 2" Key Height: -.
  • Key Width: - Country of Origin (subject to change): Multiple.
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(400 pcs) #10-24 X 1-1/2\

  • Step bolts have a lower profile head than carriage bolts..
  • The square neck under the head locks the bolt into place..
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(400 pcs) 1/4\-20 X 1-1/2\

  • Step bolts have a lower profile head than carriage bolts..
  • The square neck under the head locks the bolt into place..
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Step Bolt, A307, Low CS, 3/8inx3in, PK25

  • Step bolts have a lower profile head than carriage bolts..
  • The square neck under the head locks the bolt into place..
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(200 pcs) 5/16\-18 X 1-1/2\

  • Step bolts have a lower profile head than carriage bolts..
  • The square neck under the head locks the bolt into place..
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(100 pcs) 3/8\-16 X 3\

  • Step bolts have a lower profile head than carriage bolts..
  • The square neck under the head locks the bolt into place..
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(400 pcs) 1/4\-20 X 1-3/4\

  • Step bolts have a lower profile head than carriage bolts..
  • The square neck under the head locks the bolt into place..
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(600 pcs) 1/4\-20 X 1\

  • Step bolts have a lower profile head than carriage bolts..
  • The square neck under the head locks the bolt into place..
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Glvaner (8 Sets) 5/16-18 x 2-1/2' Stainless Steel Carriage Bolts Screws Round Head Square Neck and Hex Nuts & Flat Washers 304 Stainless Steel 18-8 Full Thread Coverage

  • Package Includes: 8 Pcs Carriage Bolts (5/16-18 x 2-1/2") + 8 Pcs Hex Nuts (5/16"-18)+ 8 Pcs 5/16" ID Flat Washers.
  • Screw length (including the neck): 2-1/2 inch or 63mm.
  • Material: 304 stainless steel (A2) and no exterior finish, greater strength and corrosion resistance performance than regular stianless steel or zinc plated fasteners..
  • Carriage bolts have a dome shaped head and a square neck generally requiring a hex nut and flat washer. The square neck makes them self-locking when used within a square hole..
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