| Metric Thread |
Pitch (mm) |
Source or standard |
Type of device |
| M1 |
0.25 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M1.1 |
0.25 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M1.2 |
0.25 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M1.4 |
0.3 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M1.6 |
0.35 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M1.7 |
0.35 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M1.8 |
0.35 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M2 |
0.25 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M2 |
0.4 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M2.2 |
0.25 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M2.2 |
0.45 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M2.3 |
0.4 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M2.5 |
0.2 |
Thorlabs |
Adjustment Screw |
| M2.5 |
0.35 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M2.5 |
0.45 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M2.6 |
0.45 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M3 |
0.2 |
Thorlabs |
Adjustment Screw |
| M3 |
0.25 |
Thorlabs |
Adjustment Screw, manual taps
|
| M3 |
0.25 |
Misumi |
Feed screw |
| M3 |
0.25 |
Eksma Optics |
Fine Hex Adjustment Screws |
| M3 |
0.35 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M3 |
0.5 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| Eq to M3.505mm |
80TPI (0.317mm) |
#6-80 standard, ⌀0.138″(TBC) 80TPI |
Thorlabs tap, Fine Adjustment Screws (Thorlabs, Newport)
|
| M3.5 |
0.35 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M3.5 |
0.6 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M4 |
0.25 |
Eksma Optics |
Fine Hex Adjustment Screws |
| M4 |
0.35 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M4 |
0.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M4 |
0.7 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M4.5 |
0.5 |
Not standard, Thorlabs |
Thorlabs tap |
| M4.5 |
0.75 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| Eq to M4.76 |
100 TPI (0.254mm) |
3/16″-100TPI Ultra Fine Adjustment Screws (Thorlabs) |
Thorlabs tap |
| M5 |
0.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M5 |
0.8 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M6 |
0.25 |
Misumi |
Feed screw |
| M6 |
0.25 |
Standa |
Ultra-Fine Hex Adjustment Screws |
| M6 |
0.35 |
Standa |
Industrial Adjustments Screws/tap |
| M6 |
0.35 |
Eksma Optics |
Compact Fine/Adjustment Screws |
| M6 |
0.5 |
Eksma Optics |
Ultra-Fine Hex Adjustment Screws |
| M6 |
0.5 |
Misumi |
Feed Screw |
| M6 |
0.5 |
Thorlabs |
Aspheric Lens Housings, Thorlabs tap |
| M6 |
0.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M6 |
0.75 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M6 |
1 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap, Thorlabs tap |
| Eq. to M6.35 |
170TPI (0.15mm) |
Siskiyou 170TPIx0.25” |
TPI Adjustment Screws |
| Eq. to M6.35 |
100TPI (0.254mm) |
1/4” 100TPI, Thorlabs Kinematic Mirror Mount, Fine Adjustment Screws
|
Thorlabs tap
|
| Eq. to M6.35 |
80TPI (0.317mm) |
1/4″-80TPI , Thorlabs Fine Adjustment Screws
|
Thorlabs tap
|
| Eq. to M6.35 |
20TPI (1.27mm) |
1/4″-20, Thorlabs Fine Adjustment Screws
|
Thorlabs tap
|
| M7 |
0.75 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M7 |
1 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| Eq to M7.94 |
32TPI(0.794mm) |
5/16″-32TPI UFS Nuts (Thorlabs) |
Thorlab tap |
| M8 |
0.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap, Thorlabs tap
|
| M8 |
0.75 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M8 |
1 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M8 |
1.25 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M9 |
0.5 |
Non-standard ultra-fine adjustment thread |
Thorlabs tap |
| M9 |
0.75 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M9 |
1 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M9 |
1.25 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| Eq to M9.52 |
40TPI(0.635mm) |
3/8″-40TPI FAS Nuts (Thorlabs) |
Thorlab tap |
| M10 |
0.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap, Thorlabs tap
|
| M10 |
0.75 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M10 |
1 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M10 |
1.25 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M10 |
1.5 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M11 |
0.5 |
Non standard ultra fine thread (adjustment screw) |
hand tap Thorlabs, Mounted Aspheric Lens Pair Housings |
| M11 |
1.5 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M12 |
0.5 |
S-Mount (M12x0.5) Lenses |
S-mount lensesThorlabs tap |
| M12 |
0.75 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M12 |
1 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M12 |
1.25 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M12 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M12 |
1.75 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M13 |
1 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| Eq to M13.589×0.635mm |
40TPI(0.635mm) |
SM05 Standard thread (⌀0.535″-40TPI) |
Thorlabs taps, Thorlabs lens tubes |
| M14 |
0.5 |
Non-standard ultra fine thread |
Thorlabs hand tap |
| M14 |
1 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M14 |
1.25 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M14 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M14 |
2 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M15 |
1 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M15 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| Eq. to M15.88 |
32TPI (0.794mm) |
D-mount lens mount
|
D-mount |
| M16 |
1 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M16 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M16 |
2 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M18 |
1 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M18 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M18 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M18 |
2.5 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M20 |
1 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M20 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M20 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M20 |
2.5 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| Eq to M20.32×0.705mm |
0.705mm |
RMS standard thread (0.800″-36TPI Whitworth)Royal Microscopical Society (RMS) |
Thorlabs tap |
| M22 |
1 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M22 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M22 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M22 |
2.5 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M24 |
1 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M24 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M24 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M24 |
3 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M25 |
0.75 |
DIN Microscope objectivesNon-standard ultra-fine adjustment screw |
Thorlabs tap
|
| M25 |
1 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M25 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| Eq. to M25.4 |
32 TPI (0.794mm) |
C-mount mount thread (1-32 UN 2A)
|
C-mount thread |
| M26 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| Eq. to M26.29 |
40TPI(0.635mm) |
SM1 standard thread (1.035″-40TPI)
|
Thorlabs hand taps, lens tubes
|
| M27 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M27 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M27 |
3 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M28 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M28 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M30 |
1 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M30 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M30 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M30 |
3.5 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M32 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M33 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M33 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M33 |
3.5 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M34 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M35 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M36 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M36 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M36 |
3 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M36 |
4 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M38 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M39 |
26TPI (0.977mm)
|
M39x26TPI Whitworth |
M39 lens mount |
| M39 |
1 |
M39x1mm DIN |
M39 lens mount |
| M39 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M39 |
3 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M39 |
4 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M40 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M40 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M40 |
3 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M42 |
0.75 |
T-mount, lens mount
|
T-mount |
| M42 |
1 |
M42 lens mount
|
M42 lens mount |
| M42 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M42 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M42 |
3 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M42 |
4.5 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M45 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M45 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M45 |
3 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M45 |
4.5 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M48 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M48 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M48 |
3 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M48 |
5 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M50 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M50 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M50 |
3 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M50 |
3 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
Eq to M51.689×0.635mm
|
0.635mm |
SM2 standard thread (2.035″-40TPI)
|
Thorlabs manual tap |
| M52 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M52 |
3 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M52 |
5 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M54 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M56 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M56 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M56 |
5.5 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M58 |
1.5 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M60 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M60 |
3 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M60 |
5.5 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M64 |
2 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M64 |
4 |
HAHNREITER HSS / DIN13 DIN2181 fine thread |
hand tap |
| M64 |
6 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |
| M68 |
6 |
HAHNREITER HSS / DIN13 DIN352 coarse thread |
hand tap |