10mm Tap Drill Size — Your Quick Guide

m5 drill bit

Are you looking for the right tap drill size for a 10mm tap? If so, you have come to the right place! In this blog post, our engineers will discuss the 10mm tap drill size, its drill size, and more. We will also provide a metric tap and drill bit size table for your convenience in this guide:

What is the 10mm Tap Drill Size?

The 10mm tap drill size is 10.2mm (or 0.400 in). This is the size of the drill bit that you should use when drilling a hole for a 10mm tap. It is important to use the correct drill bit size to ensure that your tap fits properly and that your finished product is of high quality.

What Size is a 10mm Drill Bit?

A 10mm drill bit is 0.400 in diameter. This is the same as the 10mm tap drill size.

tap drill kit

Drill Size for a M10 Tap

The drill size for a M10 tap is 10.2mm (or 0.400 in). This is the same as the 10mm tap drill size.

Drill Bit Size for a M10x1.5 Tap

The drill size for a M10x1.5 tap is 10.8mm (or 0.425 in). This is slightly larger than the 10mm tap drill size.

Metric Tap and Drill Bit Size Table

Below is a tap size with its corresponding drill size in metric:

Tap Size

Drill Size

M2

1.6mm
M2.5

2.0mm

M3

2.5mm
M4

3.3mm

M5

4.2mm
M6

5.0mm

M8

6.8mm
M10

10.2mm

M12

13.0mm
M14

15.0mm

M16

17.5mm
M18

19.0mm

Conclusion

In a nutshell, the 10mm tap drill size is 10.2mm (or 0.400 in). This is the size of the drill bit that you should use when drilling a hole for a 10mm tap.

It is important to use the correct drill bit size to ensure that your tap fits properly and that your finished product is of high quality. Additionally, the drill size for a M10x1.5 tap is 10.8mm (or 0.425 in). We have also provided a metric tap and drill bit size table for your convenience.

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