Guidelines

What size hole do you drill for M6 tap?

What size hole do you drill for M6 tap?

Tap size Basic major dia (mm) Drill size (mm)
M3.5 x 0.6 3,5mm 2,9mm
M4 x 0.7 4mm 3,3mm
M5 x 0.8 5mm 4,2mm
M6 x 1 6mm 5mm

What drill bit do you use for M6 tap?

Tap Size

Tap Size Drill Size
M5 x 0.9 4.2mm
M6 x 1 5mm
M6.3 x 1 5.5mm
M7 x 1 6.1mm

What is tap drill size?

As a rule of thumb, for Metric threads, the tapping drill can be calculated by subtracting the pitch from the diameter of the thread. eg for an M5x0. 75 thread the tapping drill is 5-0.75mm = 4.25mm. For Imperial (inch) threads the tapping drill size is calculated in the same way, diameter minus pitch.

What is the diameter of M6 bolt?

6 mm
M6 Threads M6 refers to a metric 6 mm screw. The outside diameter of the threads is 6 mm. The standard metric rack screw is actually an M6 x 0.1 mm.

What size hole is M8?

Metric clearance and tapping drill hole sizes.

Size Clearance Hole mm Tapping Drill (std Pitch)
M6 6.5 5.0 mm
M8 9 6.75 mm
M10 11 8.5 mm
M12 14 10.25 mm

Are M6 screws 6 mm?

M6 threads are 6mm metric screws. The standard metric rack screw is called M6 x 1. The ‘M’ means it’s metric. The ‘6’ is the outside diameter measured in millimeters, and the ‘1’ is the distance between adjacent threads, also in millimeters.

How do you read a tap size?

Example: 1/4 – 20NC The 1/4 represents the diameter of the thread in inches. The 20 represents the number of threads per inch or TPI. Standard taps are either standard coarse series threads NC (1/4-20), fine series threads NF (1/4-28) or extra fine series NEF (1/4-32).

What size hole do I drill for a 8mm tap?

Metric Tap and Drill Bit Size Table

Tap Metric Drill US Drill
7mm x 1.0 6.1mm 15/64″
8mm x 1.25 6.9mm 17/64″
8mm x 1.0 7.1mm –
10mm x 1.5 8.7mm –

What size hole do you drill for M8 bolt?

So an M8 bolt would have a shaft diameter that’s slightly under 8mm which means that the bolt should fit through an 8mm hole.

  • September 13, 2022

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