yuehao drill bit long woodworking square hole square hole machine square hole drill square hole square a

Long Woodworking Square Hole Square Hole Machine Square Hole Drill Product description: It s easy to create the perfect square every time! Why waste time and energy trying to get out of the square hole and feel frustrated with your tools? This amazing bit will be your saving grace! It helps prevent frustration and saves you time when you complete a task. Every home and workshop garage must have! Feature: Produce high speed steel. Heat treatment HRC 48~50 high hardness long core high concentricity. Ideal for drilling square holes in wood. Mainly used in woodworking. Professional wood drill bit for refurbishment construction installation decoration industry etc. Reduce the labor intensity of workers. Reduce construction costs in the installation renovation and decoration industries. Suitable for all splicing machines and drilling machine accessories. Available sizes: 1/4 (6.35mm) 5/16 (7.94mm) 3/8 inch (9.5 mm) 1/2 (12.7mm) These are the most versatile and versatile tools that are a great gift for your family loved ones friends and colleagues. Includes: 4 PC drill bits