Cup Hd Bolt 1\4UNC x 2.1\2 304 x 1

Stock Code:
3160799
Price:
$3.24

Cup Head Bolt ¼" UNC × 2½" – 304 Stainless Steel

This ¼" UNC × 2½" Cup Head Bolt is precision-engineered from high-quality 304 stainless steel, offering excellent corrosion resistance, durability, and a clean polished finish. Featuring a domed cup head with a square neck, it provides a flush, professional appearance while preventing the bolt from turning during tightening — ideal for timber construction, marine fittings, fencing, decking, and light structural applications.

The Unified National Coarse (UNC) thread ensures strong engagement and easy installation, while the 304-grade stainless steel delivers long-lasting resistance to rust, pitting, and staining in indoor, outdoor, and semi-corrosive environments.

Key Features

  • Size: ¼" UNC × 2½" (6.35mm diameter × 64mm length)

  • Thread type: Unified National Coarse (UNC)

  • Material: 304 stainless steel

  • Domed cup head with square neck for anti-rotation grip

  • Excellent corrosion and weather resistance

  • Smooth, polished finish for a neat, professional look

  • Ideal for timber joints, marine fittings, fencing, and general construction

A strong and corrosion-resistant 304 stainless steel cup head bolt designed for reliable fastening and a clean finish — perfect for marine, outdoor, and general-purpose applications.

Details

  • Diameter:
    1\4UNC
  • Length:
    2.1\2
  • Thread Pitch:
    20 TPI