Order the OSCO Test Screwdriver Model 10773 from the Hand Tools Department at Saudi Company, designed to accurately and safely test electrical voltage. Contact us now to request a customized quote. Product Specifications: Brand: OSCO Product Type: Test Screwdriver Model Number: 10773 Product Features: Made of strong and durable materials. Provides accurate inspection to ensure correct screw placement. Easy to reach tight spaces. Uses: Used for periodic inspection of screws to ensure they are properly and securely in place. Use after screws are installed and fully tightened to fully inspect the desired location.