SATRA STM 603AC Calibrated Floor Tile This quarry tile is used in conjunction with SATRA Slip Resistance Tester STM 603 and is the calibrated floor surface specified in SATRA TM 144.VerificationThis product is verified.Pack sizeSold in packs of 20.Special instructionsSupplied with calibration certificate.This item can be used with these machines:STM 603 Slip resistance testerThis item can be used for these SATRA Test Methods:TM144 FRICTION (SLIP RESISTANCE) OF FOOTWEAR AND FLOORINGSThis item can be used for these other test methods and standards:ASTM F2913CSA Z195 Enquire this equipment