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..<< Previous1112131415Next >>..62 Product Unit price Add to cart M5 Ø2 mm ruby ball, tungsten carbide stem, L 30 mm, EWL 21 mmA-5003-5216 $67.00 M5 Ø3 mm ruby ball, tungsten carbide stem, L 30 mm, EWL 21 mmA-5003-5218 $67.00 M5 Ø1.5 mm ruby ball, tungsten carbide stem, L 40 mm, EWL 22 mmA-5003-5221 $96.00 M5 Ø3 mm ruby ball, tungsten carbide stem, L 50 mm, EWL 41 mmA-5003-5234 $86.00 M5 Ø6 mm ruby ball, carbon fibre stem, L 50 mm, EWL 39.5 mmA-5003-5237 $96.00 M3 Ø4 mm silicon nitride ball, ceramic stem, L 50 mm, EWL 46 mmA-5003-5725 $103.00 M3 Ø6 mm silicon nitride ball, carbon fibre stem, L 75 mm, EWL 75 mmA-5003-5726 $129.00 M4 Ø6 mm ruby ball, carbon fibre stem, L 100 mm, EWL 88.5 mmA-5003-6510 $145.00 M4 Ø6 mm ruby ball, carbon fibre stem, L 150 mm, EWL 138.5 mmA-5003-6511 $274.00 M4 Ø6 mm ruby ball, carbon fibre stem, L 200 mm, EWL 188.5 mmA-5003-6512 $289.00 1..<< Previous1112131415Next >>..62 Shopping security Recall your cart