Greensen 6 Piece Square Hole Drill Bit, Wood Drill Bit for Square Hole, Auger Drill Bit Wood Tool for Square Hole for Construction, Installation - 6.35/8/9.5/12.7/14/16mm

• 【High quality】The drill bit is made of special HRC48-50 steel with high hardness, extended and high concentricity.
• 【6 sizes】6 pieces with different groove diameters to meet your needs is a great accessory for scissors and carpenters.
• 【High efficiency】The drilling of the drill set must be used with an electric drill, hammer and other tools. Relieves the intensity of the work of construction workers, speeding up construction speed.
• 【Widely Used】Professional wood drill bit, suitable for construction, installation, renovation, decoration, decoration and other industries.
• 【Quality Service】If you have any problems when purchasing or using it, please contact us, your satisfaction is our greatest motivation.

Features: This saw drill bit is made of special steel, heat treatment, HRC48-50, offers high hardness, elongated and high concentricity. Professional drill, suitable for construction, installation, renovation, decoration industry, etc. It will achieve the double effect by using it matched with mortice and tenon machine, punching square holes must use an electric drill, hammer other tools. A pack of 6 pieces with a different slot diameter to meet your needs. Great accessory for mortising, chiseling and woodworking. Features: Condition: brand new and high quality. Material: steel. Hardness: HRC 48-50. Colour: silver. Quantity: 6 pieces. Holder diameter: approx. 19 mm/0.7 inches. length: approx. 200 mm/7.8 inches. Model: Slot diameter Weight: 001. 1/4 inch (6.35mm) 150 g. 002. 5/16 inches (8 mm). 161 g. 003. 3/8 inches (9.5 mm). 177 g. 004. 1/2 inch (12.7 mm). 206 g. 005. 9/16 inches (14 mm). 250 g. 006. 5/8 inches (16 mm). 310 g. Weight: approx. 1210 g. Package includes: 6 x Saw Drill Bits