| Notes |
Boring Machines. Adjustable reamers, B.S.A. reamer with wedge adjustment, Wrigley adjustable reamer, boring operations, split reamer expanded by plug, roughing & finishing tools used in tool-slide of Pearn-Richards machine, large V-block with clamps for holding cylindrical objects, split adjustable reamer with plug, the use of jigs and fixtures, three-blade reamer for cylinders, shell reamer with blades adjusted by tinfoil, adjustable reamer with blades wedged in inclined slots, jig to hold casting of twin cylinder |