This 8pcs drill bits is perfect for your impact driver or power drill / electric screwdriver, they fits all quick change chucks as well as standard drill chucks.
The 105° angle extension is a great handy tool for hard-to-reach areas, 360° parallelly adjustment, it can connect hand drill and manual wrench and makes your job finished more easily and rapidly.
Material: Chrome vanadium steel. Strong bulid-in socket holds, standard hex drilling and drive bits.
Package included 2 pieces of 1/2" drill bit, 2 pieces 3/8" drill bit, 4 pieces 1/4" drill bit, and 1 piece of 105 degree right angle drill adapter.