35 mm (Dia.) Cylinder (Hinge) Bit with 3/8″ shank
These boring bits are designed for accurate boring and the two wing cutters and two spur cutters prevent bottom side tear out. Boring bits are supplied with a 3/8″ shank with an adjustable top screw making them compatible with most boring machines. The 3557E is designed with a 3/8″ shaft to fit in most drill presses.