Videos Watch our drill bits perform in real time with real tools. Watch the HT Drill Bits in Action http://driltec.com/wordpress/wp-content/uploads/2020/02/driltecharddrilling.wmv.mp4 Watch the SC Multi-Purpose Drill Bits in Action http://driltec.com/wordpress/wp-content/uploads/2020/02/driltecdrilling.wmv.mp4