PET-U 9Pcs 11.75-29.5 MM Adjustable Hand Reamers High Speed Steel 15/32 to 1-5/32 Adjustable Reamers

high-speed steel High-speed steel material: The adjustable reamers is made of high-speed steel, which is more durable and has high hardness. Sharp cutter head: The reamer cutter head is sharp and durable. Special groove type, smooth chip removal. High precision: The grinding accuracy of reamers is high, suitable for precision machining. The surface of the reamer is smooth, and the machining is smooth. Function: The adjustable reamers is mainly used to improve the machining accuracy of holes and reduce the surface roughness. It is a tool for hole finishing and semi-finishing. It can be used for manual hole repair and reaming.