Red Head High-Performance SDS Plus Drill Bit Review

Did what should be done with ease. Just make sure you use it with an SDS Max locking plug. You can use a standard impact hand drill, but if you're going to drill a few holes in concrete at 3,000 psi, rent an impact drill. Life is 10 times easier.

I was looking for an inexpensive mortar bit to drill about 15 holes (2" deep) in my anchor pool deck. The chisel went through the first hole quickly (less than 2 minutes) but the time increased as the bit began to dull. Once I drilled the 10th hole it took about 20 minutes and the drill was DONE. I'm not sure if that's good or bad for an exercise like this, but I expected to be able to complete the job. To count, I only drilled 20 inches with this bit before it became unusable. Now I need a…

I bought this to install .75 x 1.75 inch anchors for pool decks. The concrete is 15 years old and very hard. The beat worked great. BUT after twenty plus 1.75" holes it was noticeably slower and the holes were a little smaller than 3/4" so the tip of the bit was definitely worn out. If you need 30 holes this bit will do the job. If you need 200 holes, probably not. It did what I wanted and the price was right so I'm happy with the purchase. Note: I have no idea what the lifespan of this type of