The  1.5" x 1.5" Speed Clips and 3" Pins are made of 304 Stainless Steel and are weldable. They are used to securely hold Refractory Wool or Board in place.  The 304 SS pins are welded to mild steel using 309 welding rods or wire.  If a small amount of 309 is needed please contact us, we will carry 309 welding rods as a regular stock item soon)

• 10 ga stainless steel

Sold in bags of 12 units (1 clip 1 pin)