Omega Products ER11 Collet Set Ultra Precision delivers 13 high-precision ER11 collets for spindles, covering shank sizes from 1 mm to 7 mm in 0.5 mm steps, with a guaranteed 5 micron run-out. This set is designed for engineers, hobbyists, and shop floor professionals who need repeatable, accurate toolholding for CNC mills, routers, and small equipment.

• 5 Micron Run-Out Accuracy: Minimizes tool deviation during cutting to improve surface finish, reduce chatter, and extend tool life, even on demanding materials.
• Broad 13‑Piece Range (1 mm to 7 mm): Eliminates the guesswork of tool selection by covering the most commonly used shank sizes in one complete set.
• Secure, Consistent Retention: Engineered tolerances provide reliable clamping and steady performance under load, helping you achieve repeatable results across jobs.

With this ER11 collet set, you gain a dependable, all-in-one solution that enhances precision, reduces downtime from misfits, and supports a wide range of projects—from delicate engraving to heavy milling—so you can focus on getting precise results every time.