This Japanese made, high-quality set of ten drill bits are great for drilling holes in wood, plywood, compound panels, and resin. This product is an essential tool for any do-it-yourself projects or professional crafter. This set of drill bits is made from high-quality carbon steel and is designed for accurate drilling. The drill bits are centred on a round hole to resist breakage.The varied drill bit sizes of Takagi Hexagonal Axis Drill Bit Set, are suitable for most household and industrial applications. The variety of sizes allows the user to handle a range of projects, from creating small pilot holes to drilling larger holes for dowels or screws.Approximate product data:• Body size: Hexagonal axis diameter • Drill bit size:  2.0mm / 2.5mm / 3.0mm / 3.5mm / 4.0mm / 4.5mm / 5.0mm / 5.5mm / 6.0mm / 6.5mm• Dimensions:  110 x 155 x 15 mm• Weight: 170 g• Material: High carbon steel• Colour: Silver• Recommended models for usage: Drilling machine, Electric drill, Drill press• Made in JapanTo use this Takagi Earth Man Hexagonal Axis Drill Bit Set, insert the drill bits into the recommended drill model, either into a hexagonal shaft adapter or directly into the drill chuck. Then, tighten the chuck and adjust the torque for the material you wish to drill. Once this is done, stabilise the drill vertically and start with a low speed and gradually speed up, while exerting pressure as needed to ensure controlled drilling to the desired depth.Please note: Always exercise proper caution when using, as mishandling the tool may cause injuries. Wear protective gear such as gloves and safety glasses when using. Keep out of the reach of children. Store in a dry place and ensure the gear mechanism is kept oiled to maintain smooth drilling.