Breaking Pliers: Glass breaker pliers with two flat sides. Suitable for breaking long strips of glass along the edge. Adjustment Screw: Place the pliers on the glass to measure the glass thickness, then turn the fixing screw a quarter turn, align the pliers with the marking line, and bend. Dimensions: 205 x 50 x 13.5 mm. Jaw width: 27.95 ± 0.95 mm. Material: High-carbon forged steel, heat-treated for strength and durability. Non-slip, two-tone PVC handles, especially suitable for small hands. All pliers have a polished finish. Rust-preventative oil: Rust-preventative oil may be applied to the pliers to protect them from rust. This is not a dirty or used product; you can clean it with a cloth and it will not affect its function. Features: Material: High-carbon steel. Handle: PVC. Surface treatment: Polished. Body hardness: 42-50 HRC. Dimensions: 205 x 50 x 13.5 mm. Caution: 1. Keep out of reach of children. 2. Applying a little oil to the surface will help prevent rust; this will not