Ring gauge | 20mm ring gauge-accuracy DIN 2250Note: Construction: Hardened steel Ring gauge accuracy according to DIN 2250Delivery: Calibration certificate

Standard type without safety clutch

Measuring contact points are designed to allow measurements near to the bottom of blind holes

- Clamping accuracy at the centre 0

For mounting straight-shank tools in collet chucks ISO 15488 (ex

JIS B 6339 and DIN 2080

- Bed height H: 0

is prevented from attaching itself by vacuum

- Parallelism to driver grooves < 0

For adaption from SK/ISO to PSC (ISO 7388-1 to ISO 26623-1)

Nubs on the top of the inserts

For front surfacing and small diameters

For cleaning internal tapers on machine spindles