• Tapered on both top and bottom to allow for easy reaming above and below
• Available with standard rotary connections
• Manufactured using high strength heat treated alloy
• Dressed with crushed, sintered tungsten carbide
• Available in standard sizes as well as special lengths and diameters
• Ran in conjunction with the tapered mill to remove obstructions in the casing
• Used to ream out liners
• Ran in the middle of a work string rather than at the bottom
• Used to stabilize other mills
String Mill