Makita 7104L Chain MortiserMakita 7104L The Makita 7104L Chain Mortiser is engineered with power and accuracy features and is ideal for timber framing and log home building. The 10. 5 AMP motor delivers 3,200 RPM to quickly notch or cut holes in thick wood stock, and will cut lap joints up to 5 1 8" in. The razor sharp chain is engineered for clean and accurate cutting, with a large adjustable vise and knob for increased versatility. It weighs only 38. 1 lbs. for increased