SPI Swiss Precision compound Angle Sine SPC-66-S1 Plate, 6" x 6" Machine Tool

Description

SPI Swiss Precision compound Angle Sine SPC-66-S1 Plate, 6" x 6"
Center Distance of Rolls 5" within  0.0002"
Made of steel, hardened to Rc 58-60.
Sizes up to 6" x 6" have 1/4-20 tapped holes, larger sizes have 3/8-16 tapped holes. Model number SP-555 has T-slots for 1/4" T-bolts.
Gage block roll has two 0.200" minute steps for setting small angles with standard gage block sets.
Sine Plate, 6" Length, 6" Width, 3-1/8" Height Closed, Compound Style
Technical Specs
Item
Sine Plate
Compound Style
Yes
Precision
Yes
Length
6"
Width
6"
Height Closed
3-1/8"
Finish
Ground
Tilting Angle
0 Degrees to 45 Degrees
Squareness
0.0002"
Parallelism
0.0002"