What type of bit to use to drill fiber glass?

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  • HangTheMan
    Member
    • Sep 2014
    • 74

    #1

    What type of bit to use to drill fiber glass?

    Hi all. New to this hobby. I have to drill a hole for the antenna tube in my Genesis and Pursuit. Is there a special bit for drilling fiber glass or can I use just an standard drill bit? Also any advice or tips for drilling the hole?

    Thanks

    Dillin
  • srislash
    Not there yet
    • Mar 2011
    • 7673

    #2
    I use a nice sharp bit. Titanium even. Just go real slow to start so you do not chip the gelcoat. Sharp bit!

    Comment

    • Rocstar
      Joel Mertz
      • Jun 2012
      • 1509

      #3
      Use masking tape over the spot to be drilled to help keep the gelcoat from chipping. Unibits or Step bits work well.
      "There's nothing else I really want to do other than get up and build boats." - Mike Fiore

      Comment

      • tlandauer
        Fast Electric Addict!
        • Apr 2011
        • 5666

        #4
        http://www.offshoreelectrics.com/pro...od=dh-gpmr8130

        I will not start a hole without this little handy tool. It does wonders. It was an early lesson learned from Properchopper.
        Too many boats, not enough time...

        Comment

        • kfxguy
          Fast Electric Addict!
          • Oct 2013
          • 8746

          #5
          Was gonna say I use a tapered bit or uni bit.
          32" carbon rivercat single 4s 102mph, 27” mini Rivercat 92mph, kbb34 91mph, jessej micro cat(too fast) was

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          • HangTheMan
            Member
            • Sep 2014
            • 74

            #6
            Thank you everyone.

            Comment

            • tlandauer
              Fast Electric Addict!
              • Apr 2011
              • 5666

              #7
              Originally posted by tlandauer
              http://www.offshoreelectrics.com/pro...od=dh-gpmr8130

              I will not start a hole without this little handy tool. It does wonders. It was an early lesson learned from Properchopper.


              This little tool prevents walking, since it is a pilot hole and it is not meant to go through the material, just the gel coat and if you want, you can go a bit deeper. It is still very necessary to gradually increase your drill bit size until your desired size is reached. A tapered bit as Travis said will eliminate these steps but my hands are not steady enough to start a hole on a powered drill, hence I love this thing.
              Too many boats, not enough time...

              Comment

              • rickwess
                Senior Member
                • Apr 2013
                • 777

                #8
                I picked up a set of brad point drill bits just for drilling into these hulls.

                Comment

                • kfxguy
                  Fast Electric Addict!
                  • Oct 2013
                  • 8746

                  #9
                  Originally posted by tlandauer
                  This little tool prevents walking, since it is a pilot hole and it is not meant to go through the material, just the gel coat and if you want, you can go a bit deeper. It is still very necessary to gradually increase your drill bit size until your desired size is reached. A tapered bit as Travis said will eliminate these steps but my hands are not steady enough to start a hole on a powered drill, hence I love this thing.
                  I have one of those too. I use it to transfer bolt patterns
                  32" carbon rivercat single 4s 102mph, 27” mini Rivercat 92mph, kbb34 91mph, jessej micro cat(too fast) was

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