10PC CAT40 ER 16 Precision Collet Chuck 2.75 projection length. Free 10PC HAAS Pull Stud Fits on Any HAAS CAT40.High Speed True Balance in 20K RPM. Coolant through and Anti Rust design. See two videos below, the indicator is the same 0.0001", two videos show the run out of holder alone and holder with collets, as you can you see, holder alone is about 0.0001", then combined runout of holder with collets are 0.0003.
My promise is total run out is less than 5 tenth, so both holder and collets are running true. Cat40 er16 holder shows 0.0001 accuracy, running true. Video will open in a new window.
Gage or projection length of ER 16 is 2.75. Fully ground flange and V-groove - easy on tool changers for less spindle and changer maintenance V-Flange CAT 40 is production balanced to high speed spindle turning and meet standard industrial needs. High Speed True Balance in. Hardened and ground to ensure maximum accuracy.
Through spindle coolant capability from pull stud to collets Each chuck include a HAAS style pull stud. Decent quality at reasonable price All chucks are passed hardness and anti crack test. Low strength steel could lead crack and rust very soon, especially by the inside pocket area, accuracy will drop too after a little while, so make sure avoid those bad steel and unbalanced chucks. All sellers claim 20K balance and good steel, but yes or no, time will tell. Be careful on many sellers cheap holders and rough collets, most are useless, and you'll see couple thousands run out combined on those.
So both holders and collets must be decent and reliable, then you can maximum accuracy to couple tenth. Free Pull Stud and Spanner Wrench. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Workholding & Toolholding\Toolholding\Other Toolholding".The seller is "tpactools2" and is located in this country: US. This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia, Australia.