Product Description: Name:Magnetic Double Head Screwdriver Bit Material: S2 Steel Hex handle diameter:6.35mm(1/4) Length: 50/65/100/150/200mm Color: Silver Uses: commonly used in automobile maintenance, household appliances, furniture assembly, Phillips screws, etc. to fix or disassemble. Scope of application: Suitable for wind batch, hexagonal electric batch, lithium electric drill, hand electric drill and so on. The data is for reference only, please prevail in kind! Package Includes: According to your Choose!