Fluorescent and Visible Dye Penetrant Inspection Materials Why pay more for NDT materials that don't do more? Buy Met-L-Chek to cut your testing costs. Met-L-Chek means Quality: ASTM E-1417, AMS-2644 & MIL-I-25135E approved. Met-L-Chek means Expertise: In business over 45 years. Met-L-Chek means Service: 98% of orders shipped the same day received. Met-L-Chek means Value: Quality, Expertise, & Service at Competitive Prices.
