7PCS ER11 Spring Collet Set 1-7mm + ER11A 5mm Extension Rod Motor Shaft Holder

Model:754121 Name： ER11 Collets Material: High Grade 45 Carbon Steel : Silver Total height: Approx. 18mm Outer diameter(): Approx. 11.5mm Gripping Range: 1MM to 7MM (1mm,2mm,3mm,4mm,5mm,6mm,7mm) Fits metric shank size(s): For example,1mm Collets Fits 1mm metric shank,2mm Collets Fits 2mm metric shank Features: -Made of high grade specially formulated spring steel -Hardened and precision ground -Built in self-Release design and tools will never get stuck in holder - Widely used, boring, milling, drilling, silk attack, sculpture, , and processing. - Use with any standard ER collet chucks for coolant-thru tool applications. - Each collet is well packed in separate protective container with label. Name：ER11A 5mm Extension Rod Height: 38 mm(when the lock nut) Material: Special quality steel,high hardness Shaft Hole: 5 mm (+0.02 mm) the need to install heating expansion ER11A Nut: Outside hexagonal nut 19 mm maximum overall diamete Package includes: 1 x ER11A 5mm Extension Rod 7 x ER11 Collets Note: Collet must be placed into collet chuck nut before inserting into collet chuck. Please allow 1-3mm errors due to manual measurement










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