18Pieces Woodworking Hole Opener Set Gypsum Board Downlight Punch Opener

Product Features: Manufactured from premium 45# carbon steel with heat treatment for enhanced hardness, toughness, and durability Size range: 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 60mm, 65mm, 70mm, 75mm, 80mm, 85mm, 90mm, 95mm, 100mm, 105mm, 110mm, 115mm; Sufficient size can meet various woodworking needs Sharp alloy steel cutting teeth ensure fast, effortless, and clean cutting Removable mandrel design allows for easy bit changes and superior compatibility Suitable for gypsum board, fiberboard, particleboard, plywood, plastic, aluminum plate, etc., ideal for downlight punching, home decoration, and industrial woodworking Key Usage Points: - Easy installation - Durable construction - Hardened steel construction for longevity of use Additional Features: - Precise cutting for clean and smooth holes - Compact size for convenient storage and portability - Ideal for DIY enthusiasts and professional carpenters - Ergonomic handle for comfortable operation Specifications: Material: 45# Carbon Steel Size Range: 30mm - 115mm Cutting Depth: Up to 30mm Shank Diameter: 10mm Package Weight: 2kg Usage Instructions: 1. Choose the appropriate hole saw size based on your needs. 2. Insert the hole saw onto the mandrel and tighten the screw. 3. Use a power drill or drill press to slowly and steadily drill into the material. 4. Apply downward pressure while drilling to maintain stability. 5. Remove the cut-out material from the hole saw by hand or using a pair of pliers. External Links:

Types of Hole Saws and Their Uses

How to Use a Hole Saw FAQs: Q: What materials can these hole saws cut through? A: Gypsum board, fiberboard, particleboard, plywood, plastic, aluminum plate, etc. Q: How do I choose the right hole saw size? A: Measure the diameter of the hole you need to drill. Q: How do I maintain the sharpness of the hole saws? A: Sharpen the teeth using a sharpening stone or diamond file.