HACKSAWING is the one onerous shop job for which there is no inexpensive and readily available power tool to ease the sweat..Commercially made power hacksaws are costly and aren’t found in most home shops.Here, however, is a new answer, you can build yor own one for cheap.
image/text credit: Mr. NK
Mr. NK has come up with a simplified design for a homebuilt power hacksaw at a cost that makes it a practical tool for any shop. All parts, except for the motor land pulley drive, can be assembled for less than $20. Any % to 1/2-hp. motor will run the machine. Any standard 12” hacksaw blade can be used in it.
In speed, accuracy, and capacity, the saw rivals even big commercial machines. It will cut stock of any size and shape up to 3” high and 4” wide. In tests, it proved so precise it sliced off disks from a solid steel bar as thin as .050”.
Learn how to make automatic homemade hack saw using 12 V DC Motor.Rocker-arm action is key to the saw’s simplicity and accuracy. It keeps the blade rigid and at the same time lets it move back and forth parallel to the base.