Common questions

What are common metric screw sizes?

What are common metric screw sizes?

Metric clearance and tapping drill hole sizes.

Size Clearance Hole mm Tapping Drill (std Pitch)
M10 11 8.5 mm
M12 14 10.25 mm
M16 18 14 mm
M20 22 17.5 mm

What is the diameter of metric screws?

Metric threads are used outside of the USA, and commonly in products by HP and other global entities. You can identify an M6 screw by measuring the diameter with a ruler. It’ll be 6 mm, or slightly more than 7/32 inches (0.228″).

How do you size metric screws?

The size of a metric screw or bolt is specified as diameter, pitch and length, in millimeters (millimeters is abbreviated “mm”). For nuts, size will appear as diameter and pitch. There is an exception though—if pitch isn’t specified, the fastener is coarse threaded.

What does 8g mean in screws?

Threads Per Inch (TPI) You may have heard the term “thread pitch,” which refers to the number of threads per unit of measurement. Check out the detailed measurements, below, for the Senco Duraspin 08X125CBACTS washer-head screw. The #8 gauge screw has a major diameter of 0.17″ and 8 TPI.

What is a No 8 screw in metric?

Imperial To Metric Screw Conversion Chart

6 x 1 3.5 x 25
6 x 1 1/4 3.5 x 30
8 x 3/4 4.0 x 20
8 x 1 4.0 x 25

What size is a 7mm screw?

Metric Tap and Drill Bit Size Table

Tap Metric Drill US Drill
6mm x 1.0 5.2mm
7mm x 1.0 6.1mm 15/64″
8mm x 1.25 6.9mm 17/64″
8mm x 1.0 7.1mm

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