Straight Refine by Ball diameter < 1 mm ≥ 1 - ≤ 1.5 mm ≥ 2 - < 3 mm ≥ 3 - < 4 mm ≥ 4 - ≤ 5 mm ≥ 6 mm Effective working length < 11 mm ≥ 11 - ≤ 29 mm ≥ 30 - ≤ 50 mm > 50 mm Probing system Renishaw Zeiss Thread M2 M3 M4 M5 Stem material Steel Ceramic Carbon fibre Tungsten carbide Tip material Ruby Zirconia Silicon nitride Tungsten carbide Diamond 12345Next >>..62 Product Unit price Add to cart M4 Ø1 mm ruby ball, stainless steel stem, L 19.5 mm, EWL 4.5 mmA-5000-7545 $87.00 M4 Ø2 mm ruby ball, stainless steel stem, L 19 mm, EWL 9.2 mmA-5000-7547 $76.00 M4 Ø3 mm ruby ball, stainless steel stem, L 18.5 mm, EWL 13 mmA-5000-7549 $45.00 M4 Ø4 mm ruby ball, stainless steel stem, L 18 mm, EWL 13.7 mmA-5000-7551 $45.00 M4 Ø6 mm ruby ball, stainless steel stem, L 17 mm, EWL 13.3 mmA-5000-7555 $48.00 M3 Ø4 mm ruby ball, stainless steel stem, L 21 mm, EWL 17.2 mmA-5000-7606 $32.00 M3 Ø5 mm ruby ball, stainless steel stem, L 21 mm, EWL 21 mmA-5000-7630 $32.00 M3 Ø0.5 mm ruby ball, tungsten carbide stem, L 21 mm, EWL 2 mmA-5000-7632 $98.00 M4 Ø5 mm tungsten carbide ball, stainless steel stem, L 50 mm, EWL 35 mmA-5000-7670 $70.00 M4 Ø8 mm ruby ball, ceramic stem, L 50 mm, EWL 50 mmA-5000-7795 $108.00 12345Next >>..62 Shopping security Recall your cart