Description:drillings and tapping: This Tap Bit Set allows you to drill and tap simultaneously, saving your time and effort

Design:The drill tap is designed with spiral grooves and has a better chip cleaning process

Clearly marked: Their specifications from M3 to M10(M7 and M9 not included) are clearly marked on the surface, so you can quickly find the right drill bit you need

High hardness: Combination Drill Tap is titanium on the surface of high speed steel, high hardness, rust resistant, strong and durable

Package includes: A total of two different standards (metric, inch), where you can use taps for a variety of threads

Size Chart:11

7cmx10

3cmx3

3cm/4

61inchx4

06inchx1

30inchPackage Includes:13 Combination Drill Tapor 12 Combination Drill TapNote:Please allow slightly errors due to manual measurement and different monitors