KAIFNT K553 Digital Torque Adapter 12Inch 12 to 250 ftlbs BuzzerLED Flash Notification Dual Direction

Converts a ratchet wrench into a digital torque wrenchand is also an accurate calibration device for existing torque wrenches Torque range from 12 to 250 ftlbs or 17 to 340 newton meters Clear audio and visual signals when reaching desired torque Large LCD digital display with backlight let you effortlessly for viewing and tuning torque settings 50 readings memory Dual direction with exceptional accuracy at 2 each set is shipped precalibration tested for accuracy and includes a calibration certificate 12inch drive and socket is compatible with size adapters Comes with 2piece socket adapter and a precision screwdriver.