PFERD Reamers & Countersinks Countersink 609864 - PFERD 25203100, The PFERD 25203100 Countersink is a precision machining tool made from high-speed steel (HSS) and conforms to DIN 373 standards. This 6 mm bit is ideal for creating chamfered holes, enhancing assembly for screws and bolts. Typically used in metalworking and woodworking applications, it ensures a smooth finish and efficient performance. PFERD 25203100 Countersink 6 mm HSS for fine-grade through holes
