Cone Joints, Standard NS 12/21, Pack of 50

CONE PLAIN ENDED UNBADGED
 
Cone sizes from 7/16 to 60/46
Manufactured to European ?B? length joint sizes, these high quality ground glass cone joints are ground to a smooth surface finish and accuracy that surpasses the requirements of ISO 383.
 
Unbadged ground glass cones free from any ceramic markings
Avoids the problem of the badge charring at high temperatures which can give an untidy appearance
Manufactured to an accuracy which surpasses the requirements of ISO 383
Pyrex? borosilicate glass for resistance to chemical corrosion and thermal shock
Cones manufactured with a shank length of 100mm