Sharp point Tester is assessing whether a product line with sharp points
Meet standards: 16 CFR 1500.48; ASTM F 963 4.8; EN-71 1998 8.12; GB6675-2003 A.5.9

Principle of operation: a test for a wide-slot 0.04 inches of 0.045 inches long rectangular openings, the two reference measured by the size of the sharp tip inserted into the mouth of the depth of 0.015 inches deep in the sensor head, and overcome the stretch for 0.5 Pounds of sensing the first to spring to move 0.005 inches, was recognized as a sharp point.

Requirements: slot openings not more than 0.040 × 0.045 inches, hit the depth of not less than 0.015 inches, not force more than one pounds.