•Free Speed (RPM): 10,000
•Sound Level dB(A): 78
•Vibration (m/s2): 0.8
•Air Pressure: 90PSI
•Air Inlet (NPT): 1/4"
•Avg. Air Cons. (CFM): 7
•Sanding Paper (in/mm): 5" (127mm) / 6"(152mm).
•663-1212: 5mm
•663-1221: 5” Non-Vacuum 
•663-1222: 6” Non-Vacuum
•663-1223: 5” Self-Generated Vacuum 
•663-1224: 6” Self-Generated Vacuum
•663-1225: 5” Central Vacuum 
•663-1226: 6” Central Vacuum
•663-1213: 2.5mm
•663-1231: 5” Non-Vacuum 
•663-1232: 6” Non-Vacuum
•663-1233: 5” Central Vacuum 
•663-1234: 6” Central Vacuum
•663-1235: 5” Self-Generated Vacuum
•663-1236: 6” Self-Generated Vacuum

•Free Speed (RPM): 10,000
•Sound Level dB(A): 78
•Vibration (m/s2): 0.8
•Air Pressure: 90PSI
•Air Inlet (NPT): 1/4"
•Avg. Air Cons. (CFM): 7
•Sanding Paper (in/mm): 5" (127mm) / 6"(152mm).
•663-1212: 5mm
•663-1221: 5” Non-Vacuum 
•663-1222: 6” Non-Vacuum
•663-1223: 5” Self-Generated Vacuum 
•663-1224: 6” Self-Generated Vacuum
•663-1225: 5” Central Vacuum 
•663-1226: 6” Central Vacuum
•663-1213: 2.5mm
•663-1231: 5” Non-Vacuum 
•663-1232: 6” Non-Vacuum
•663-1233: 5” Central Vacuum 
•663-1234: 6” Central Vacuum
•663-1235: 5” Self-Generated Vacuum
•663-1236: 6” Self-Generated Vacuum