BT30 ER25UM-70L,100L ER Collet Chuck Size:BT30 ER25UM-100L as it can change drilling

as it can change drilling capacity

its also useful to OEM of machines like Multi Spindle machine and it comes in various sizes to fit in

the flute length remains the same as the double diameter

These Torx screws come with precision design and construction standards

BT30 ER25UM-70L,100L ER Collet Chuck Size:BT30 ER25UM-100L as it can change drillingBT30 ER25UM 70L,100L ER Collet Chuck BT30 Tool Holder accepts all ER25 collets ER25 Collets range from 1 mm to 16 mm The thread inside the internal stop screwMade from alloy steel hardened to 54 56rcBalanced to G6. 3 at 12,000 rpmsConcentricity is less than . 005 micron up to 100 Length and 0. 012 up to 200 Length. All critical tool holder surfaces are precision groundCoolant through capabilityThe gauge length is 70mm,100MMThe rear thread for the pull