Drill Bit, Countersink, Marson D-120 SKU MAR-39101 $9.33 Quantity discounts available QuantityPrice (0)No Reviews yet Number of Pieces Item Custom Price Quantity -+ Add to Cart Details This double-ended drill bit provides the correct size hole and angle for 1/8" diameter countersink rivets. Drilling and countersinking done in one ope... Details Back DetailsThis double-ended drill bit provides the correct size hole and angle for 1/8" diameter countersink rivets. Drilling and countersinking done in one operation. Ratings & ReviewsNo reviews availableBe the first to Write a Review