What is a Hacksaw?
This is the place to come if you want to learn everything there is to know about hacksaws.
Courtesy of Stanley Tools
What isa Hacksaw?
A hacksaw is a hand-powered, small-toothed saw used for cuttingmetalpipes, rods, brackets, etc.Hacksaws canalsocut through plastic.The hacksawhas aU-shapedframeanda handle at one end.Hacksaws have small pinsat each end of the framethat receiveablade. A tensionernut or knobis then used to extend the length of the frame, which puts tension on the bladeand locks it inplace.The blade can be installed to cut on either the push or pull stroke; cutting on the push stroke is more common.Here are the basic parts:
- Tensioner knob
- Blade tensioner
- Blade Pins
Many hacksaws have a two-part adjustable frameand a pistol grip handle.
Hacksaws are used by plumbers to cut pipes and occasionally by electricians to cut conduit. The hacksaw got its name because historicallythese saws did not cut smoothly. However, developments in the tooling have improved the cutting precision of the hacksaw.These days, most pros cut metal parts with areciprocatingsaw, but they keep hacksaws on hand for jobs that need a more delicatetouch.
The basics of operating a hacksaw:
- Be sure that the blade is tightened and tensioned
- Mark the pipe or conduit at the appropriate length
- Line up the blade with the mark
- Draw the saw back and forth on the mark
Safety tips for using hacksaws:
- Wear appropriate work gloves and safety glasses
- Be aware of burs and sharp edges during and after sawing
What are the Differences Between Typesof Hacksaws?
- Some hacksaws can hold both10-in.and12-in.blades
- There are 6-in. hacksaws available
- Handle styles vary
- Compact/mini hacksawsconsist of just a handle and a blade, similar to a knife
- Tensioner mechanisms vary
- Some hacksaws can pivot the blades to a 45 angle to allow for flush cuts
What Makes a Good Hacksaw?
- Sturdy frame
- Ergonomic handle
- Pivoting blade angle
- Easily adjustable tensioner
Construction Pro Tips
Hacksaw Pro Tip:Prevent Skating
Its less likely that the blade will skate around your workpiece if you start yourcutwith a few backstrokes.The opposite is true if your blade is set up to cut on the pull stroke.
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