Usage Tips:7 degree tapered reamer, top diameter: 1.1 inches, tip diameter: 0.50 inches, base diameter: 0.464 inches.The 7-degree tapered reamer is a general- tool used in , construction, steel framing/fabrication and automotive industries. Suitable for car and truck tow bars, drills tapered holes in front control arms for tow bars.Tapered reamer tie rod fits 1-1/2 inches per foot, tapered design, ball joint and spindle properly assembled, tie rod end to spindle, tapered hole for securing tie rod end.Made of 6542 high-speed tool steel, which has high hardness, strong wear resistance, high thermal hardness, high hardenability, high plasticity and toughness. It can withstand large impact load operations, and can be used multiple times and is suitable for a of materials, such as aluminum, brass, cast iron, copper, iron, metal, plastic, steel, etc.reamer with precise dimensions, sharp ball joint blade, smooth operation, multi-, still stays sharp and in good condition, keeping its edge perfect for ball joint sockets. Precision ground for the tightest angle and roundness tolerances. Fits perfectly with most standard ball joints for maximum surface contact.3 symmetrically placed flats on the handle provide positive grip in portable electric and pneumatic tools, a stable and comfortable grip, and provide extra to help maintain a round hole for easier articulation.Colour:silverMaterial:high speed steelSize:Length: about 17cmPackage Contents:1 x reamer drill bitOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.