Comprehensive Set: This 3-pack includes lug nut keys for TA20-17/19, TA20-19/21, and TA23-21/22, ensuring compatibility with Bimecc 10 spline lug nuts and bolts. Each key is crafted from steel for maximum strength and durability. Versatile Use: Equipped with dual metric hex drives (17mm/19mm, 19mm/21mm, 21mm/22mm), these keys are essential for tasks such as replacing locking lug bolts, brake pads, or tires. A must-have tool for efficient vehicle maintenance. Suitable for Various Vehicles: The set includes keys for both small and large vehicles. The TA20-17/19 and TA20-19/21 keys are perfect for passenger cars and small SUVs, while the TA23-21/22 key is ideal for trucks and large SUVs. Usage Guidelines: the spline of the lug nut socket matches the lug bolt and nut to prevent damage. These 10 spline lug nut keys are designed for use with hand wrenches only and should not be used with impact tools. Colour:black Material:steel Due to different batches, there may be differences in product appearance and printed text, which not affect use Package Contents: 3 * 10 Spline Lug Nut Key Only 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.