Shrink fit adaptors 0 By Admin on December 6, 2014 Uncategorized Available on All Shanks. Bore size from 6-32 mm TIR within 3 Microns. Ensures Gripping at 360 Degrees through out the length of clamping. Always supplied in Pre-balanced condition. BPTL Shrink Fit Adoptors Share. Twitter Facebook Pinterest LinkedIn Tumblr Email