SYWAN Woodworking Square Hole Drill Bits with Adapter, 1/4, 5/16, 3/8, 2/5, 1/2, 9/16, 5/8 Wood Mortising Chisel Set Wood Square Hole Mortising Chisel Drill Bit for Mortising Machines

Features

• Material: Made of high-speed steel, these square hole drill bits are durable and long-lasting. They have a hardness of HRC48-50, ensuring that they can withstand the rigors of woodworking and provide excellent performance over time
• Versatile: These drill bits come in a range of sizes, including 1/4", 5/16", 3/8", 2/5", 1/2", 9/16", and 5/8". This versatility ensures that you can find the right size for your woodworking project, making it easier to achieve the desired results
• Precise Drilling: These square hole drill bits are designed to provide precise drilling, ensuring that your holes are clean and accurate. This makes it easier to achieve the desired results and ensures that your woodworking projects look professional and polished
• Easy to Use: These drill bits are easy to use and can be used with mortising machines and drill press attachments. They are suitable for both novice and experienced woodworkers, making them a versatile tool for any woodworking enthusiast
• Cutting Fluid Recommended: To prevent the drill bits from becoming overheated and burning due to fast rotary friction, it is recommended to use cutting fluid to keep the bits cold during usage. This ensures that the drill bits remain in good condition and perform well over time