Adjustable hand reamer, 19–21 mm, high-speed steel, H8, 6 straight flutes, milling tool

High-speed steel tool: Good for general applications, offering a combination of hardness and wear resistance.

Blank tool: Consists only of the base substrate without any additional treatment or coating and is suitable for a wide range of applications.

Hand reamer: The reamer can be operated by hand with wrenches and used for cutting, trimming, stock removal, or simply enlarging holes.

Straight flute tool: Allows chips to accumulate in the flutes during cutting, well suited for most flat cutting applications. Heat-resistant, long-lasting.

Uses: Designed for precise drilling in A3 steel, alloy steel, cast iron, steel, aluminum, and other metal materials.