PT Bent Square Shank Hallmark Stamp-1/32" (0.75mm) Impression Height Torches Replace this filter according to

Replace this filter according to the maintenance schedule recommended for your Durston Airmax system to help maintain consistent dust collection performance

top safety hook rod

a brass tip with cooling fins

Six grooves in a range of lengths

PT Bent Square Shank Hallmark Stamp-1/32" (0.75mm) Impression Height Torches Replace this filter according toThis bent square shank PT hallmark stamp is crafted from precision cut, heat treated tool steel and is designed for marking precious metals with a clean, sunken impression. The bent shank also known as a gooseneck design allows access to curved or recessed surfaces, making it especially useful for stamping the inside of rings and other hard to reach areas. The PT designation identifies this stamp as a platinum hallmark, essential for properly marking