A pilot or spot drill, also known as a starter drill, is typically required when the succeeding drill is longer than 10xD or smaller than Ø 1.00 mm. Starter drills can also be used to improve hole location due to their short, rigid geometries.
The Lollipop cutter from SPHINX is the newest addition to its end mill cutter lineup. It is ideal for machining undercuts, deburring and multi-axis machining.
Workholding plays a critical role in the metalworking equipment equation. Chuck condition is becoming even more important in multi-axis machining where additional angles and motion can amplify problems.
BIG DAISHOWA has released two smaller sizes of the EWN Smart Damper precision boring heads, which eliminate vibration in deep-hole finish boring with a patented damping system.
TAG90 center-through coolant angle heads deliver coolant directly from the machine spindle to the cutting edge, without passing through the stop block.