Posts

Showing posts with the label Disston

Recycling old saws into scrapers.

Image
Sometimes, an old saw is just not worth salvaging. Sure, if good enough, the handle and bolts/nuts can be all be saved to use again when repairing or re-building another saw. There are times when it is the saw plate that will be utilized instead. Amongst my huge pile of old saws awaiting rebirth, there was a very tired post WWII  Disston panel saw which had a ruined handle. The saw plate had a bit of surface rust, but nothing too drastic. I had a need to make some more curved scrapers for spoon carving, so set about cutting up the saw. This was initially done with a guillotine. Saw meets guillotine ...  Dividers were used to draw curves on the ends of the pieces of saw plate, and the guillotine and  heavy tin snips were used to remove much of the waste. The rest was done with a bench grinder, to create the final shapes of the scrapers. The first few scrapers taking shape. Once the required shapes are made good with a bench grinder, the scrapers's edges need...

Saw sharpening... a balance between rake, fleam, and set.

Image
At the Perth Wood Show last weekend, I picked up a lovely Canadian-made Disston tenon saw from the second hand tool stand run by the Hand Tool Preservation Society of Western Australia. It's a beauty! However it just needed sharpening... Yep, a very nice Disston tenon saw, with the handle in very good condition. I have a few odd Disstons made in Canada. This is a new addition to my Canadian bunch.  With a three day gig this week at a primary school doing woodwork with the K - 2 students, I needed another sharp saw on hand. I also had another tenon saw needing sharpening for the event -an older Disston saw. So it seemed a golden opportunity to get them both done during a window of opportunity I had on the day before the school program commenced. The older Disston tenon saw, made in Philadelphia USA. About the variables in saw filing - rake, fleam, and set. In a nutshell, RAKE is the vertical angle of the face of the tooth, which also determines the aggressiveness of the cut. If the ...