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Friday, October 25, 2019

Tools - The Essentials, The Hobby Knife Alternative, Part 3

X-Acto #1 handles are dangerous - They roll!
Years back I worked in a print shop doing old-school paste-up on a slanted drawing table. One day a heard a scream. Another artist ended up at the hospital for stitches when her knife rolled off her drawing board and stuck in her thigh!
X-Acto does make handles that are "anti-roll", but you don't normally find those at hobby stores. The large majority of knives are rolling #1 round metal handles.

I still use a #11 blade in an X-Acto knife for cutting tight curves.
But for straight cuts, why dull an expensive knife blade? Most all kits come with laser-cut balsa parts. You don't need a fancy knife to cut through small hold down tabs between the long cuts.

It occurred to me that on a #11 blade, the tip gets dull while three quarters of the blade is still sharp! If the tip breaks off and the blade is no longer usable.

The solution seemed to be a carpenter's break-off blade knife!
It is one long flat knife with a break off score about every quarter inch. Break off the dull top segment, and you've got a new sharp knife.

Here's my personal favorite: CLICK HERE
9mm blades strips fit it. It doesn't roll off the workbench!

TIP: On Amazon, break-offs are less expensive than the Excel blades. CLICK HERE
10 blades with 120 break-off tips are $6.59.
Divide $6.59 by 120 tips, it's like paying a little over $.05 each!



These cheap break-off blades knives are okay in a pinch. They won't last long in everyday use.
TIP: Carry a few of these in your range box. Leave your good knives at home.

7 comments:

  1. That's a great idea, Chris. I'll be picking up a few of these. Thanks.

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  2. One thing you could try on those #1 handles - pencil grips.
    https://www.staples.com/Pencil-Grip-Pencil-Grip-Triangle-Multi-36-Pack/product_845574
    https://www.staples.com/Pencil-Grip-Pencil-Grip-The-Writing-Claw-Multi-12-Pack/product_899672

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  3. One thing to be careful about with the break-off knives -- the blade refills may not always be compatible across different manufacturers. Had run into occasional frustration when the replacement blades (typically "no-name" or "off-brand") I'd picked up would only fit in the handle "upside-down" as the hole engage the advance/retract knob wasn't positioned in the right place.

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  4. I got my anti roll Xacto knife at either Hobbu Lobby or Michael's, sob there's at jest one national chain hobby store out there that carries them.

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  5. Those knives are so cheap at a local surplus place we have here ($1 each), I consider them disposable. I do have a really good one, and it's what I would call a standard size. I have found blades for it the couple times I have needed to.

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  6. When I took graphic arts and learned silk screen and setting type we had a sharpener that would renew the point on a #11 blade.....it ground the tip back restoring the sharpness but not quite the point ....it buzzed it off at a angle

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    Replies
    1. Hi Metal,
      For a short time I would sharpen a dulled blade. When I switched over to the break-off blade knives it didn't seem worth the effort.

      Delete