MDP TEST CARD SET NO. 9910
There are five cards with different plastic balls in the MDP TEST CARD SET – between 2.5 mm and 8 mm in size. You can reliably test the effectiveness of your metal detectors using the “visiting card”.
Measurements (L x W x H) : 101 x 68 x 0.5 mm
Main Material : Metal detectable plastic
Weight : 15 g