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 1..<< Previous5859606162 Product Unit price Add to cart M2 Ø6 mm ruby ball, stainless steel stem, L 28 mm, ML 28 mm, for Zeiss applicationsA-5555-0315 $46.00 M2 Ø4 mm silicon nitride ball, stainless steel stem, L 20 mm, EWL 20 mmA-5004-0236 $69.00 M3 Ø3 mm silicon nitride ball, tungsten carbide stem, L 50 mm, EWL 42.5 mmA-5004-1199 $86.00 M2 Ø2 mm silicon nitride ball, ceramic stem, L 30 mm, EWL 22.5 mmA-5004-7273 $90.00 M2 Ø4.0 mm diamond coated ball, stainless steel stem, L 20.0 mm, EWL 20.0 mmA-5000-0133 $860.00 M2 Ø6.0 mm diamond coated ball, stainless steel stem, L 10.0 mm, EWL 10.0 mmA-5000-0134 $1,100.00 M2 Ø3.0 mm diamond coated ball, ceramic stem, L 50.0 mm, EWL 47.0 mmA-5000-0167 $840.00 M4 Ø6 mm ruby ball, ceramic stem, L 50 mm, EWL 38.5 mm - Multi-pack of five A-5000-3709A-6560-4384 $388.00 1..<< Previous5859606162 Shopping security Recall your cart