SPCA 66 , Non-Magnetic Compound Angle Sine Plate

Quote
Sine 5.000
Surface Area 6 x 6 in
Height 3-1/4 in
Weight 25 lb

Non-magnetic Sine Plates are used when mechanical means of holding is more practical than magnetic. Non-ferrous material may be held using the tapped hole pattern. Plates and rolls are made of SAE .8620 steel and hardened to 58-60 Rockwell "C" scale.