Presto Stantest Private Limited supplies Twist Tester, PTH 310. Presto Stantest Private Limited is an ISO 9001:2000 certified company that offers products for industrial measuring applications. The Twist Tester is used to check twists in a Single Yarn. It is designed with a pre-settable 5 Digit Counter for registering the number of twists in a Single Yarn. It is provided with 2 Dead Weights, 10gms and 20gms, for giving Tension to the Yarn while it is untwisting. This Twist Tester also incorporates a magnifying glass to check the untwisting of yarn. This tester has a Calibration Certificate, an Inspection and a Conformance Certificate.