General Duty, Reciprocating Saw, 10,000 Max. Strokes per Minute, 3/8 in Stroke Length/ OVERALL LENGTH: 8.250 INCHES NOMINAL HOSE INSIDE DIAMETER FOR WHICH DESIGNED: 0.375 INCHES MINIMUM AIR INLET NOMINAL THREAD DIAMETER: 0.250 INCHES ACCESSORY COMPONENTS AND QUANTITY: BLADES (6) STROKE LENGTH: 0.375 INCHES NOMINAL WEIGHT: 1.320 POUNDS SAWING SPEED IN STROKES PER MINUTE: 10000 MAXIMUM FEATURES PROVIDED: LOCK-OFF SAFETY THROTTLE SPECIAL FEATURES: ALUMINUM HOUSING