Continuous Motion Speed Key Universal Drum Tuning Key Percussion Drum Hardware Tool + Drum Square Drive Wrench Drum Key Industry standard for all drums with 1/4 inch socket square tension rods. Perfect for all drums with standard 1/4 inch socket square tension rods. Ergonomic design: drum, square drive, wrench, drum, Key, for better leverage and more comfort. The spinning camber design of the continuous motion key makes it perfect for quickly and easily removing and replacing drum head. Color: silver + bright blackMaterial: AlloyThe drum keys feature a 1/4 inch socket compatible with most drum key tension rods for simplified drum head adjustments. Made of good quality material, solid, durable and sturdy, and ensures a long time use. Ergonomic design, delicate workmanship, easy and convenient to use. The drum keys are used to adjust the tightness of the drum skin, great kit for drum. Suitable for tuning most drums, such as snare drums, bass drums, Tom-Tom drums. Package included:1 x Drum Square Key1 x Continuous Motion Speed Drum KeyOnly the above package content, other products are not included. Note: Light shooting 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.