3/8" x 2-1/2" Carriage Bolts (50 PCS), Hot Dip Galvanized, Heavy Duty Round Head with Washers and Nuts

★★★★★ 4.9 131 reviews

$29.99
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$29.99
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Product details

Management number 226503033 Release Date 2026/05/09 List Price $12.00 Model Number 226503033
Category
  • 50 pcs 3/8" x 2-1/2" carriage bolts and 50 pcs USS flat washers and nuts
  • Made from premium carbon steel. Grade 307A bolts. Hot Dip Galvanized improve these carriage bolts strength, durability and corrosion resistance for outdoor use
  • Square neck provides the carriage bolt from rotating as it's tightened. Smooth and domed head makes it difficult to remove
  • Designed to have superior load-bearing capacity, ideal for connecting heavy timber and lumber, wood to metal (the square neck should be in the wood side)
  • Need 3/8-inch drill bit to pre-drill holes and 9/16-inch wrench for the nut. Widely use in wood construction, such as decks, pergolas, fences, playground equipment and furniture assembly
ASIN B0FRZ8TM9N
Brand HROMIGRY
Head Type Round
Size Name 3/8" x 2-1/2"
Metal Type Carbon Steel
Unit Count 50.0 Count
Part Number MGCB38X212P50HDG
Thread Size 3/8"
Thread Type Unc
Finish Types Galvanized
Manufacturer HROMIGRY
Thread Style Right Hand, Coarse, UNC 3/8-16
Fastener Size 3/8" x 2-1/2"
Fastener Type Carriage Bolt
Item Diameter 9.53 Millimeters
Item Hardness Grade 8.2
Material Type Carbon Steel
Exterior Finish Hot-Dipped Galvanized
Number Of Items 50
Thread Coverage Single End Threaded
Number of Pieces 50
Screw Head Style Dome
Manufacturer Grade Grade 307A
Compatible Groove Diameter 0.38 Inches

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