Everything within reach even for large torques. The extra-long additional handle for Festool and Protool drills and cordless drills with a 43 mm collar is suitable for handling larger torques in drilling and screwdriving work. Can be used with a depth stop for exact drilling depth limitation|With robust sprocket for safe power transfer and individual installation on the collar|With soft grip. Drilling and screwdriving work with high torques|Carpentry|Timber construction. for absorbing higher torques. for all QUADRILL DR 18/4 and PD 20/4