Tool Holders D1 / ST1 D2 D1 / ST1 ø A min.-max.ø A min.-max. D / STD2 D1 / ST1 DD D1D1 D / ST Spindle tool Design: - ST+ extension without traction bolt and threaded ring - further accessories available on request 239018 Extension A Type 239018 ST ST1 D1mm d 1 Amm 0001  ST1 ST1 20 11 20 0003  ST1 ST1 20 11 30 ST d1 0005  ST2 ST2 25 14 30 0007  ST2 ST2 25 14 45 0009  ST3 ST3 32 18 30 0011  ST3 ST3 32 18 45 0013  ST4 ST4 39 22 40 0015  ST4 ST4 39 22 60 0017  ST5 ST5 50 28 60 0019  ST5 ST5 50 28 90 0021  ST6+ ST6 64 36 60 L2 L1 0023  ST6+ ST6+ 64 36 100 L 0025  ST7+ ST7+ 90 46 100 23 0027  ST7+ ST7+ 90 46 160 Design: - length L2 is the maximum penetration depth with twin cutter or fine boring head - ST+ reduction without traction bolt and threaded ring - further accessories available on request L2 L1 L 239019 Reduction Type 239019 ST Dmm ST1 D1mm D2mm Lmm L1mm L²mm Type 239019 ST Dmm ST1 D1mm D2mm Lmm L1mm L²mm 0001  ST2 25 ST1 20 23   36.0   25.0   60.5 0025  ST6+ 64 ST2 25 29   60.5   40.5   80.5 0003  ST3 32 ST1 20 23   40.5   28.0   63.5 0027  ST6+ 64 ST2 25 29   95.5   75.5 115.5 0005  ST3 32 ST2 25 29   34.5   20.0   60.0 0028  ST6+ 64 ST2 25 29 135.0 115.0 155.0 0007  ST4 39 ST1 20 23   57.5   42.0   77.5 0029  ST6+ 64 ST3 32 38   56.0   37.5   84.5 0009  ST4 39 ST2 25 29   51.5   37.0   77.0 0031  ST6+ 64 ST3 32 38   91.0   72.0 119.0 0011  ST4 39 ST3 32 38   47.0   35.0   82.0 0032  ST6+ 64 ST3 32 38 158.0 139.0 186.0 0013  ST5 50 ST1 20 23   57.5   38.5   74.0 0033  ST6+ 64 ST4 39 48   49.0   32.0   89.0 0015  ST5 50 ST2 25 29   51.5   33.5   73.5 0035  ST6+ 64 ST4 39 48   84.0   66.5 123.5 0017  ST5 50 ST3 32 38   47.0   30.5   77.5 0036  ST6+ 64 ST4 39 48 129.0 111.5 168.5 0019  ST5 50 ST4 39 48   40.0   25.5   82.5 0037  ST6+ 64 ST5 50 60   39.0   24.0 104.0 0021  ST6+ 64 ST1 20 23   66.5   45.5   81.0 0039  ST6+ 64 ST5 50 60   74.0   58.5 138.5 0023  ST6+ 64 ST1 20 23 101.5   80.5 116.0 0041  ST7+ 90 ST6+ 64 75   76.0   60.0 160.0 0024  ST6+ 64 ST1 20 23 119.5 100.5 136.0 — — — — — — — — — — Design: Note: - diameter adjustment with very slight backlash Fitting insert holders under - feed accuracy of 0.01 mm resp. over vernier 0.002 mm in diameter 239023 0001 - 0023! - with internal cooling - further accessories available on request - please order insert holder separately 239022 Fine boring head analogue Type 239022 min./max. x Amm ST D D 1mmmm Lmm 0010    23.9 /   37.1 ST1 20 20   35.5 0020    30.9 /   47.1 ST2 25 25   40.0 0030    39.9 /   59.1 ST3 32 32   47.0 0040    50.9 /   81.1 ST4 39 42   57.0 0050    66.9 / 105.1 ST5 50 55   80.0 0061    86.9 / 134.1 ST6+ 64 72 100.0 0071  115.9 / 171.1 ST7+ 90 94 130.0 Design: Note: - setting accuracy 0.001 mm in diameter Display unit must be ordered separately, - direct measurement system, no backlash see page 23/390 under 239100 - no battery and evaluation electronics built into the tool - very easy operation - usable digital and analogue - with internal cooling 239122 Fine boring head digital Type 239122 min./max. x Amm ST D D 1mmmm Lmm L 0010    23.9 /   37.1 ST1 20 20   35.5 0020    30.9 /   47.1 ST2 25 25   40.0 0030    39.9 /   59.1 ST3 32 32   47.0 0040    50.9 /   81.1 ST4 39 42   57.0 0050    66.9 / 105.1 ST5 50 55   80.0 0061    86.9 / 134.1 ST6+ 64 72 100.0 0071  115.9 / 171.1 ST7+ 90 94 130.0 23/394 www.precitool.de