Features • Precision Drilling Functionality: Efficiently drill hinge holes at 46mm, 48mm, or 52mm distances, ensuring perfect alignment for secure installations • Enhanced Accuracy: The 35mm hinge hole saw jig features a fixed rod and locator for precise hole positioning, eliminating the need for manual measurements • Durable and Lightweight Design: Constructed from high-quality ABS material, this product is both lightweight for easy handling and resistant to wear for long-lasting use • Versatile Applications: Ideal for various woodworking projects, including furniture assembly and door lock installations, making it a must-have for DIY enthusiasts • Compatibility with Various Tools: Suitable for use with multiple drill types, including pistol drills and bench drills, ensuring adaptability for all your woodworking needs Features: 1、EXQUISITE AND CLEAR: Optical glass support accurate detection, enhance the reflection ability of prism, poss full texture, clear and bright, more accurate and 2、SCOPE OF APPLICATION: Mini prism can be used for tunnel, subway, mine, etc., suitable for a variety of measuring instruments 3、APPLICABLE SCENARIO: Total station prism can be installed in tunnels, roads and bridges, dams, buildings or some other fixed places or objects to measure distortion and displacement, suitable for different types of total station 4、SCRATCH RESISTANT ABS: 45 degree prism adopt excellent ABS material, poss impact resistance, scratch resistance, environmentally friendly 5、EXCELLENT PERFORMANCE: Mini prism is made with fine workmanship, poss compact appearance and stable performance, can make sure durability and stability Specification: Item Type: 45 Degree Prism Material: Optical glass and ABS Constant: +2mm Effective Diameter: Approx. 25.4mm / 1in Use: Total station engineering tunnel measurement Package List: 1 x 45 Degree Prism Package List 1 x 45 Degree Prism