6.2 Fixture, with all clamping surfaces parallel and flat, and capable of preventing the sample from sliding during the test. Each fixture should have a clamping surface with a dimension of 25.4×50.8 mm, and the longer dimension is parallel to the load application direction. The other jaw surface of each fixture should be at least as large as its material. Each jaw surface should be in line with the counterpart jaw in the same fixture and the corresponding jaw in another fixture.

6.2 Fixture, the clamping surface is parallel and flat, which can prevent the sample from sliding during the test. Each clip has a maxillary measuring band 25.4, the size of which is applied under a long parallel load. Other chins should be at least as big as teammates. Each jaw should be lined up, regardless of whether its spouse is in the same jaw and the corresponding jaws of other pliers.