Surface Finish Comparator
Details
For Engineers, Inspectors, Purchasing Agents
HANDY, INEXPENSIVE, USE AS A GIVE-AWAY
For Classes on Drafting, etc.
ACCURATE - Exact Reproductions.
Range: 16 to 500 Microinch Finish.
CONVENIENT - Pocket Size (3 1/2" x 5"), Weight: 1 oz.
Has handy "hang-up hole".
VERSATILE - Specimens include Mill, End Mill, Grinding,Shape Turning, and Flame Cut.
Specifications
18 SPECIMENS:
Machining Method....... Microinches (AA or Ra)
- Grinding: 16, 32, 63, 125 and 250
- End Milling: 63, 125, 250 and 500
- Milling: 63, 125, 250 and 500
- Shape Turning: 63, 125, 250 and 500
- Flame Cutting: 500
16045: Durable Nickel-Chrome Metal Finish. Complete with Plastic Wallet.
16007: Made of tough, scratch resistant ABS Unbreakable Plastic. Black Color. Complete with Plastic Wallet.