[1]: APPLY TO - The drill bit is suitable for daily equipment maintenance and repair, low-intensity applications, and medium to low-hardness metals, it is also effective for drilling wood and plastic materials, making it an excellent choice for various DIY projects around the home. [2]: SPECIFICATION - The drill bit has a cutting diameter of 1.8mm, a shank diameter of 1.8mm, a flute length of 22.5mm/0.89 inches, an overall length of 45mm/1.77 inches, and a 118-degree standard point. [3]: INSTRUCTION - Set the suitable speed according to the material's hardness and the drill bit diameter. Higher speeds can be used for softer materials, while lower speeds should be applied for harder materials. Please refer to the details provided on the product page. [4]: ADVANTAGE - The 4241 HSS material drill bit offers high hardness and wear resistance. The uncoated bright finish enhances smoothness and wear resistance, extending the drill bit's lifespan. The 118-degree pointed angle allows for faster feed rates and improved processing efficiency. [5]: QUANTITY INCLUDED - Set contains 10pcs x 1.8mm twist drill bits, perfect for home use, repairs, and small manufacturing projects. (Notice: it is recommended to first drill a small guide hole before drill a larger hole) APPLY TO - This drill bit is well-suited for low-intensity applications and DIY projects. It can handle a variety of materials, including common steel, aluminum alloy, copper, plastics, and wood, making it perfect for daily equipment maintenance and repairs.

SPECIFICATION：
-Cutting Edge Diameter: 1.8mm
-Cutting Edge Length: 22.5mm / 0.89 inch
-Total Length: 45mm / 1.77 inch
-standard point: 118°

QUANTITY INCLUDED - Set contains 10 pcs x 1.8mm drill bits

ADVANTAGE - The 4241 high-speed steel material provides high hardness and wear resistance. The uncoated bright finish enhances smoothness and wear resistance, extending the lifespan of the drill bit. With a 118-degree pointed angle, these drill bits allow for faster feed rates and higher processing efficiency.

EXPLAIN - These drill bits are suitable for general metal machining and light-duty applications at low speeds. They are NOT suitable for drilling high-hardness metals such as stainless steel or heat-treated steel.