Fowler Surface Roughness StandardsSurface Roughness Standards Complete Scale Set Of 30 Specimens Features: Ideal for checking, identifying and specifying by symbol the degree of roughness of machine parts, covers every machine method known and every obtainable value Grade AA values are displayed in micro inch and micron values Quick, easy comparisons. Eliminates costly checking methods, saves time, reduces production of scrap caused by poor finishes 30 specimens, each 7 8" x 3 8" in

ring gages

Fowler's Radius Gage

• Height specifications relate to consistency within each pair

setting other gages and micrometers

0002") & Minus (-

• Program from CAD

• 3/8" shank size

Style: Rigid

• Non-removable anvils

accurate results are measured by this reliable touch-trigger probe system

• Accepts all lug-back indicators

carbide contact point and 2 extra points for small applications