Black & Decker 21-Inch Bow Saw with Knuckled Guard BD1704 Heavy duty tubular steel frame Tempered double cut steel blade Knuckle guard; soft comfort grip Absorbs shock and vibration better than normal grips, reducing fatigue and providing better control Measures 21-inches in length Heavy duty tubular steel frame Tempered double cut steel blade Knuckle guard; soft comfort grip Absorbs shock and vibration better than normal grips, reducing fatigue and providing better control Measures 21-inches in length; 5 year warranty