M5 Ø21 mm silver steel disc, 3 mm width, with roller
Disc styli are designed to inspect undercuts and grooves within bores which may be inaccessible to star styli. A range of disc styli offers a ‘radius end roller’ to enable groove width measurement. Silver steel tips are heat treated and precision ground to a high tolerance.
|Disc material||Silver steel|
|Disc dia||21 mm|
|Stem material||Stainless steel|