Manufacturer
The L. S. Starrett CompanyNotes
Left to Right: 1. No. 186 Twist Drill Gauge; 2. No. 185 Drill & Tap Gauge w/Drill Angle Gage; 3. No. 185 Drill & Tap Gauge w/Sliding Caliper Jaw Grads 64ths; 4. No. 185 New Still in paper sleave.
1 2 & 3 Copyright 1898 by George Schrade; 4 does not.