6312-17D5

Setting ring, for zero setting of inside micrometers, three points internal micrometers and bore gages, the size marked on the setting ring is checked at the direction of the marking line, deviation (difference between the ordered size and the size marked on the setting ring when supplied): For example, the ordered size is Ø 10.125 mm, the size marked on the setting ring when supplied may be Ø 10.135 mm, meet DIN2250-1:2019