[steel MATERIAL] Made of steel material, providing explosion-proof and anti-rust properties for durability.[MULTI-FUNCTIONAL TOOL] A multi-functional wrench with flat and cross screwdriver, ideal for emergency situations.[COMPACT AND PORTABLE] Compact size and lightweight design make it convenient to carry wherever you go.[ WORKMANSHIP] Crafted with excellent workmanship, ensuring long-lasting quality and performance.[VERSATILE APPLICATION] Features 4 key holes with triangle, square, and circle shapes, suitable for various locations such as train, car, elevator, subway, and electric control cabinet.Cross Key Length: Approx. 7cm/ 2.8 inchSocket Diameter: Approx. 1.3, 1, 1.3, 0.8cm / 0.51, 0.39, 0.51, 0.31inchFlat Cross screwdriver length: Approx. 4cm / 1.57inchFlat Cross screwdriver Diameter: Approx. 0.5cm / 0.2inchConnecting Rod Length: Approx. 2.5cm / 0.98inchConnecting Rod Width: Approx. 1.5cm / 0.59inchWeight: Approx. 689gColour:As ShownMaterial:steelPackage Contents:10 x Cross KeyOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.