AEC H6 Adjustable Hand Reamer 19/32 - 21/32 inches 15 - 16.6 mm Black, Silver Drill Bit Guage

H6 19/32 - 21/32 inches 15 - 16.6 mm AEC Adjustable Hand Reamers are manufactured with High Quality Steel Adjustable Reamers are used for light cut, repair work, removing stock or simply for enlarging holes. The range of Adjustable Hand Reamers are extremely useful precision tools for any engineering or auto-repair shop. These are ideal for use on steel or nonferrous metals. Each reamer expands to the smallest size of the next larger size. Can be hand operated by using wrenches. Blades are hardened and ground. The size can be adjusted by moving the blades in tapered slots by means of loosening one nut and tightening the other.