CNC Shop - 20254 1/8" Perske RDO 20 Collet

A full range of metric and imperial size OZ1831 and OZ1833 type standard collets for use with Perske spindles. These differ to the ER collets in that they are designed to accommodate an exact size of cutter shank. Shank: 1/8" Type: RDO 20 It is essential to use the correct size collet for the tool shank diameter. First make sure you are looking at the right type of collet to fit the spindle on your machine and then select the required size from either the metric or imperial range. Collets should be replaced every 3 - 6 months. This will avoid problems associated with worn collets including: poor cut quality reduced too life premature tool breakage tools working loose whilst cutting Collet Type D1 (mm) L (mm) Example Spindle Types ER16 17 27.5 Colombo RC73, 1.5kw (2HP) ER20 21 31.5 Perske KRS35 (1/2" capacity), 1.2kw, 1.7kw ER25 26 34 Elte TMPE3, 2.2kw (3HP)Colombo RC90, 4.1kw (5.5HP) ER32 33 40 Elte TMPE4  TMPE5, 3.7kw (5HP), 4.5kw (6HP), 7kw (10HP)HSD 4kw (5HP), 7kw (1