These brand new heavy duty Dormer jobber drills are ideal for drilling high tensile and tougher materials. They are made from High Speed Steel with 8% of Cobalt added. They have a 135 degree inclusive angle on the front plus a split point for improved precision and finish. This set of 3 Imperial drills come in 3 different sizes. They are 1/4 inch, 9/32 inch and 11/32 inch. They measure between 4 inches (100.00 mm) and 5 inches (125.00 mm) in length.  Please look carefully at photos to see exact items and condition. I am happy to combine postage if you buy more than one item.