Delrin® Metal Detector Calibration Test Cards, 1 Each

Metal detector test pieces with a compact design are ideal for metal detector calibration. Test cards are made from solid acetal copolymer. Certified metal spheres are completely sealed within the metal detector test card. Metal detector test pieces are color-coded based on the metal type for easy identification—red (ferrous), green (non-ferrous), and blue (316 stainless steel). 

Metal detector test pieces are available in a variety of styles, cylinders, whips, balls, sticks, or special applications. Contact our product specialists for availability, (800) 826-8302.