The wera kraftform esd micro adjustable torque screwdriver is a precision torque screwdriver designed for controlled fastening on electrostatically sensitive components, offering factory pre-set torque with guaranteed repeatability. Manufactured to din en 61340-5-1, this esd-safe screwdriver features an electrical surface resistance of 10 ohms, providing reliable protection against electrostatic discharge. It is ideal for use on smartphones, mobile phones, cameras, electronic devices, and in dental laboratories and surgeries anywhere precise, consistent torque application is critical. The torque can be adjusted within the measuring range using the additional tool wera 05137004001 , and the set value can be verified using a standard torque tester. The kraftform micro handle incorporates a rotating cap and free-turning zone for rapid, uninterrupted turning without the need to reposition fingers. A clearly audible and tactile signal alerts the user when the pre-set torque value has been reached, preventing over-tightening. The quick-release chuck accepts bits with a 4 mm halfmoon drive wera series 9 and a 4 mm hios drive wera series 21 , with push-in locking for fast, secure bit changes. Features and benefits: factory pre-set and adjustable torque with 100% guaranteed repeatability esd-safe construction with surface resistance 10 ohms, manufactured to din en 61340-5-1 audible and tactile signal when pre-set torque is reached compatible with 4 mm halfmoon and 4 mm hios drive ...