Add to Cart Quick view 1-6 Regular HSS Combined Drill Bit and Countersink Set, Qualtech Qualtech List Price: $28.09 Now: Price: $14.89 List Price: 1-6 Regular HSS Combined Drill Bit and Countersink Set, Qualtech. Plain type combined drills and countersinks are used to producing center hole in workpieces which require precision drilling or machining between centers. 1-6 HSS Combined Drill Bit and... DEWCCDS1-6 List Price: $28.09 Now: Price: $14.89 List Price: Add to Cart Quick view Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: List Price: $28.09 Now: Price: $14.89 List Price: Subtotal: Add to Cart