Make sure the pipe and 2x4 are both resting on a flat surface. Simply buy to lengths of the same size pipe you wish to cut in half. DIY Gutters. Local store prices may vary from those displayed. +1 if you've got a reciprocating saw (didn't see it in your list but you might not have considered it as an option) you could do the exact same thing as KJ's suggestion. I need to split it in half length (from end to end) so I end up with two full length halves. If you hold the pipe by hand while cutting, it can be less accurate and less safe. We made them perfectly using 2-inch diameter pipes.Regards.DenisApps4Rent, I dont understand why you couldnt use a circular saw and put the blade in backwards- works for multiple pieces of siding. Stitch the pipes together with hot glue- 4"-6" of glue every two feet. and funnel it down to the tanks, so I'm looking at removing a chunk of the top. Most PVC pipes are soft enough for nylon to rip trough them. Continue the ratcheting action until the pipe is severed into two pieces. Even thought the pruning shears used had a sharpened edge on BOTH side of the blade. Scissor-type cutters prove effective for small pipes of 1 inch in diameter or less but require more effort by hand. Tip: Do not use steel blades intended for wood on PVC. Prepare Pipes and Fittings for Connection It isn’t until you get to the larger sizes like 3” to 8” when finding the best way to cut PVC becomes a difficult job. Best Answer 3 years ago Tie metal rings onto both ends of the cotton string. Cementing CPVC and PVC pipes requires the application of a primer to soften the plastic and provide proper adhesion. Too fine; will clog easily. Reply Hacksaws come in handy if you need to make just a few cuts, since you probably already have one on hand. Use a sharp construction knife, box knife or pocket knife, and run it along the inside edge of the pipe… Worked a treat. Step 3. Power miter saws work easily on all sizes, especially when cutting a large quantity of pipes, but, like many power tools, tend to be more expensive. Drill a hole at end end of the pipe and then angle a screw through the inside of the pipe into the 2x4 to anchor the pipe to the 2x4. 4 years ago. Video of the Day Then by measuring the pipe, the tubing and the thickness of the saw blade (1/16") I was able to clamp a fence to the square tubing and cut the pipe, in the center, using an 18V battery powered metal cutting circular saw.