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Thread: Bolduc Tapping Bits

  1. #1
    Join Date
    May 2009
    Location
    Essex VT
    Posts
    412

    Default Bolduc Tapping Bits

    Has anyone else had problems with these bits snapping? This is the first year that I have used them and they seemed to be a great bit. But then, after 3 days and 1,400 taps, the bit broke Sunday afternoon right at the base of the twist. I was square to the tree, braced and everything else and the bit just snapped as the bit stop hit the tree. This was the first bit that I have broken in 16 seasons. Luckily, I never go into the woods tapping without a spare bit just in case.
    Then yesterday, the same thing happened to my second Bolduc bit. After 350 taps, the bit broke in the same place just as the stop hit the tree. I used my spare bit to do the last 120 trees. I thought that I would be making a late afternoon trip to CDL but I found 2 new still in the case Lapierre bits back at the sugar house. I will say that after tapping another 150 trees with the Lapeirre bit, the Bolduc bits did drill faster and cleaner than the Lapierre. But what good are they if they snap like that.

    Joe
    2004- 470 taps on gravity and buckets
    2006- 590 taps on gravity and buckets 300 gph RO
    2009- 845 taps on vacuum no buckets, 600 gph RO
    2010- 925 taps on vacuum new 2 stage vacuum pump
    2014- 3045 taps on vacuum, new 1200 gph RO
    2015- 3104 taps on vacuum
    2017- 3213 taps on vacuum
    3' x 10' oil fired evaporator with steamaway

  2. #2
    Join Date
    Jan 2006
    Location
    Oneida NY
    Posts
    11,774

    Default

    Sorry, I never used Bolduc bits. I've used Leader, Lapierre, D&G and DSD, only had 1 ever break, by a hired man who said his foot slipped. Personally I think the DSD and the D&G were the best.
    Dave Klish, I recently bought a 2x6 wood fired evaporator from A&A Sheet Metal which I will be converting to oil fired
    Now have solar, 2x6 finish pan, 5 bank 7x7 filter press, large water jacketed bottler, and tankless water heater.
    Recently bought another Gingerich RO, this one was a 125, but a second membrane was added thus is a 250, like I had.
    After running a 2x3, a 2x6, 3x8 tapping from 79 taps up to 1320 all woodfired, now I'm going to a 2x6 oil fired and a 200-425 taps.

  3. #3
    Join Date
    Feb 2015
    Location
    Westford, Vermont
    Posts
    238

    Default

    Joe, we did all our tips this year with Bolduc (14.5k) and then I tapped in another bush (2k) with Bolduc also. Tapping the 2k tap bush one of the guys helping me did break one bit. When he told me he broke a bit I immediately suspected bad wood in the tree being in the culprit and it was- a smaller red maple that had brownish shavings. Overall i'm very pleased with the Bolduc bits. The day my guy broke the bit I lost mine and so we were forced to use brand new Lapierre bits just like you had to do, and I don't like them at all. Sticking with Bolduc going forward unless we find them breaking to be more of a problem. So much easier on your shoulder.

  4. #4
    Join Date
    May 2009
    Location
    UVM Proctor Maple Research Center, Underhill Ctr, VT
    Posts
    6,484

    Default

    We use primarily Lapierre bits these days and like them (good for about 2,500 taps), but have used Bolduc bits in the past and liked them a lot. Never had any Bolduc bits break. We've broken some Lapierre bits, but only when doing weird things like retapping/reaming research studies.
    Dr. Tim Perkins
    UVM Proctor Maple Research Ctr
    http://www.uvm.edu/~pmrc
    https://mapleresearch.org
    Timothy.Perkins@uvm.edu

  5. #5
    Join Date
    Feb 2011
    Location
    Eagle lake Maine
    Posts
    280

    Default

    I tried tapping bits from MES this season and really like them. I'm not sure what brand they are but like almost everything they sell, they're less expensive than the others.

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