Fowler 81 Piece Rectangular Steel Gage Block SetGrade AS1 Each block is rectangular steel and hardened to 65RC, stress relieved, lapped to accurate size, parallelism and flatness, then carefully inspected and marked for size; designed to meet close tolerances Each set includes standard sizes found in more expensive sets. Each block individually serialized; conforms to rigid standards of the National Institute of Standards & Technology Price includes fitted wood case *Image shown for

• Revolution counter hand

• Beam graduated in 0

• 16"/400mm screen with 90º crosslines and chart clips

corrosion resistant with satin chrome finish

• O-ring seal on safety cap

chordal thickness of gear teeth

• Ratchet stop thimble for exact and repetitive readings

with one click automatic measurement and part recognition

Width: 1"

• Base is hardened steel

• Protected to IP67

• A V-groove is incorporated in the ground steel base for mounting on round work