Employee stated, while drilling hole, the finisher steel broke. EE lowered the pot to change steel. As EE reached for the pusher, the finisher dropped out of hole, striking EE's L, 5th finger between steel and pot. EE finished shift and sought treatment. EE was treated and released to return to work. On 12/28/21, EE returned to doctor and received 3 stitches on this date.