Critchley Expanding Reamers

Description

Vintage set of 10 Genuine Critchley Adjustable Angle Reamers.  Made by Chadwick & Trefethen, Inc in Portsmouth, NH.
This set includes 10 adjustable Angle High Speed HSS Reamers in the original wooden box.  Reamers No. 22 and 24 have never been unwrapped.
Reamer sizes include are:
#28 (1 to 1-1/8)
#27 (7/8 to 1)
#26 (13/16 to 7/8)
#25 (3/4 to 13/16)
#24 (11/16 to 3/4)
#23 (5/8 to 11/16)
#22 (9/16 to 5/8)
#21 (1/2 to 9/16)
#20 (7/16 to 1/2)
#19 (27/64 - 29/64)