18" Reinforced Angle Iron Tube Gear-Driven Effort-Saving Pruning Shears: Bypass                                                1. Upper and lower blade material thickness: 5.0 mm; upper blade material: 65Mn high-carbon steel; overall heat treatment: HRC 52–56; upper blade surface treated with black Teflon; 

The lower blade is made of 50# steel, with overall heat treatment to HRC 44–48 and a chrome-plated surface; features a gear-driven, effort-saving design; 

2. Reinforced triangular steel tube with a powder-coated finish; two-tone PP+TPR handles;

3. Packaging requirements: Blade heads covered with transparent protective sleeves; handles secured with straps; 6 pairs per outer carton;

4. Maximum cutting diameter: 25 mm