ER8A ER20A Straight Shank Extension Mini Collet Chuck for Precision Machining

Features:

* New, high quality * Full range of A-type ER sizes available: ER8A, ER11A, ER16A, ER20A. * Full range of shank diameters: 8mm, 10mm, 12mm, 16mm, 20mm, 25mm. * Advanced vacuum quenching furnace can achieve carbon and oxygen penetration, improve the hardness of the tool shaft, improve the life, and tighten the holding force. * Made of high-quality alloy steel 40CrMnTi. * Hardness hrc58-62. * Hardened for precision grinding. * The extra length of the ER extension rod allows the milling cutter to enter the deep cavity machining groove for machining. * Designed for ultra-high for precision and high-speed applications.

Specifications: Part name: straight shank extension rod Color: as shown Material: alloy steel Maximum speed: 30000rpm Pulsation: about 0.01mm Model (optional) : C8-ER8A, C10-ER8A, C10-ER11A, C12-ER8A, C12-ER11A, C16-ER20A, C20-er11a, C20-er16a, C20-ER16A, C20-ER20A, C25-ER16A, C25-ER20A For example: c16 - er20a - 100 l: Straight handle size :16mm Chuck size :ER20A Nut type: Type A Handle length :100mm

Package contents: 1 x straight shank extension rod

Note: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.

2.Please allow slight manual measurement deviation for the data.