Discover The Groz Tap Hand Carbon Steel Set M20X2.5 – Your Go-To Solution For Reliable Performance In Workshops And Homes. Taps Are Used For Cutting Internal Threads In Predetermined Holes, These Perform Best In Materials Where The Cutting Action Results In Chips Which Break Up Readily And Do Not Present Problems Of Chip Disposal, Taps Are Usually Used In Sets Of 3: Taper, Second And Bottom Taper Used To Provide A Quick & Easy Start, But This Will Not Cut The Thread Down To The Bottom Of The Hole Second Used To Increase The Size Of Cut Bottom Used For Follow Through Right To The Bottom To Obtain Full Depth Of Thread. As Opposed To Straight Threads Such As Bsw, Unc, Unf, Metric Etc, Taps With Parallel Threads Are Shorter In Length And Are Used For Parallel Threading.
