Features: Wide Range Application: All new RC model plane hexagon screwdriver set could for RC model ship, remote control helicopter, rc 4-axis drones,R/C Quadcopter aircraft, use for the daily maintenance, modification, replacement for your RC toy accessories. RC Model Plane Maintenance Tool Set: A perfect maintenance hexagon screwdriver tool set for your RC toys, model plane, practical and can finish the common accessories changes of your electrical RC toys, which offer a for fresh new service cycle for your remote control Quadcopter aircraft models. Multi-Size Blade: The hexagon screwdriver tool set come with 4 different size for head, covers 1.5mm, 2mm, 2.5mm, 3mm, carry with 3D slim cutting, improving outline of product and grade, more flexible & stability for better performance to meet your mostly daily maintenance requirements. High Quality Material: Made by heavy duty durable alloy steel material, wear resistant of abrasion and erosion, more stable with good performance for RC toy maintenance. Easy Installation: Applicable for most RC toys requirements and easy to use, flexible for daily repairing & accessories changing, if you need any further instructions please do not hesitate to contact with us. Specifications: Material: Alloy Steel Packing Dimension: approx. Length 18 for cm/7.08 inch Net Weight: approx. 165g/0.36 lbs Quantity: 4 pieces/set Package Includes: 1 Set RC Model Aircraft Hexagon Screwdriver Tools ( 4Pieces) note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.