Characteristic: The screwdriver is made of plastic handle, which is very easy to grasp and use.Non-electrostatic screwdriver with high-quality precision zirconia ceramic bit. Strong hardness, not easy to wear, fine workmanship. 4-piece set is convenient to use.No electromagnetic induction, electrical insulation and heat insulation. No eddy current loss at high frequency. Anti-static insulating ceramic screwdriver. No electromagnetic induction, electrical and thermal insulation. No magnetism and static electricity. 4 kinds of different drill bits, easy to use.The screwdriver of this ceramic drill is specially designed for high frequency circuit adjustment. Suitable for all kinds of inductors, semi-variable capacitors and semi-resistors.Suitable for high frequency circuit adjustment. Suitable for all kinds of inductors, semi-variable capacitors and semi-resistors.DescribeName: Non-inductive screwdriver batch adjustment setSpecification: one-word batch CD-15 CD-20 CD-25 batch CD-100Quantity: 4pcs or setMaterial: CeramicandPlasticcolour: blueandwhitePackage Contents:1 x Screwdriver setOnly 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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.