Finger Ports???????

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Mastermind

Mastermind

Work Saw Specialist
Joined
Nov 21, 2009
Messages
36,449
Location
Tennessee
Can someone please explain how these finger ports work or the advantage of them.

They are just a extra transfer port Numa. No black magic.

Is there a particular reason why you are not taking the lower intake side end of the open port to the bottom corner of the the lower transfer?

No need to. The whole side of the piston is open on the sides.

So Randy would you do 3120 or 880 for yourself if you needed a milling/stumping saw (ported of course)?

3120XP.

They're beautiful.

How the hell do you get the curves so perfect?

What do you cut though the plate with?

I have a lot of practice under my belt. The first ones I did were far from pretty. :laugh:

I use a SE-51NF burr from RJ Supply.

http://www.ebay.com/itm/Carbide-Bur...3-8-x-1-7-8-/380981914979?hash=item58b44aad63
 
jmssaws

jmssaws

Addicted to ArboristSite
Joined
May 11, 2015
Messages
2,166
Location
missouri
I've not yet hacked any finger ports in but I'm gonna try a set after while. I forget what brand they are but I've bn using 1/4 inch double cut burs and just turn the shank down to fit my hand piece, last longer and way cheaper.
 
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