Collets and Sleeves

ER25 Single-Angle Tension Tap Collets

Features and Benefits

  • Tension feature for applications that need synchronized tapping.
  • Adjustable screws in back of collet act as a drive for the tap square.
  • Can be used in all standard ER25 collet chucks.

Specifications /

See All Specs

ER25 T-Only Tap Collet • Inch/Metric ANSI

tap sizeD2LL9tension
mminorder numbercatalog numbercollet seriesD1mminmminmminmmin
M3 & M3,15 & M3,5#0-#6 & 1/8109234825ERTCT6ER25.14126,01.0234,01.3426,01.028,0.32Download CAD File
M4#8 & 5/32109234925ERTCT8ER25.16826,01.0234,01.3426,01.028,0.32Download CAD File
M4,5 & M5#10 & 3/16102637325ERTCT10ER25.19426,01.0234,01.3426,01.028,0.32Download CAD File
#12 & 7/32178804825ERTCT12ER25.22026,01.0234,01.3426,01.028,0.32Download CAD File


NOTE: Full length of the gripping bore must be maintained to achieve maximum accuracy and safety.