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Lenovo YOGA 3 Pro-1370 screw size

M2 · 2 to 4 mm long

Lenovo YOGA 3 Pro-1370 takes M2 metric screws in lengths from 2 to 4 mm.

There are 13 separate fitment records for it, including hinge (qty 10, black) (M2), system board (qty 4, black) (M2) and DC-in (qty 2, black) (M2), plus 10 more in the table below.

Head and drive, as the sources state them: Torx drive.

13 of the 13 records are marked confirmed, drawn from 1 source (download.lenovo.com).

An M2 screw is 2 mm in diameter with a 0.4 mm pitch, tapped with a 1.6 mm drill; imperial look-alike: #2-56 UNC (2.18 mm) is close but not interchangeable.

Lenovo YOGA 3 Pro-1370 screw specifications

One row per fitment record. Head, drive are shown only where the source states them; pitch is the ISO coarse pitch for the thread.

ThreadLengthPitchHeadDriveWhere it goesStatus
M22 mm0.4 mmnot statednot statedHinge (qty 10, black)black finishConfirmed
M22 mm0.4 mmnot statednot statedSystem board (qty 4, black)black finishConfirmed
M22.5 mm0.4 mmnot statednot statedDC-in (qty 2, black)black finishConfirmed
M22.5 mm0.4 mmnot statednot statedFan (qty 5, black)black finishConfirmed
M22.5 mm0.4 mmnot statednot statedSSD (qty 1, black)black finishConfirmed
M22.5 mm0.4 mmnot statednot statedTouchpad (qty 6, black)black finishConfirmed
M22.5 mm0.4 mmnot statednot statedWireless card (qty 1, black)black finishConfirmed
M23.3 mm0.4 mmnot statedTorxBase cover (qty 10, silver, Torx)Confirmed
M23.5 mm0.4 mmnot statednot statedI/O board (qty 3, black)black finishConfirmed
M23.5 mm0.4 mmnot statednot statedBattery (qty 6, black)black finishConfirmed
M23.5 mm0.4 mmnot statednot statedDisplay (qty 8, black)black finishConfirmed
M23.5 mm0.4 mmnot statednot statedUnspecified (qty 2, black)black finishConfirmed
M24 mm0.4 mmnot statednot statedSpeaker (qty 4, black)black finishConfirmed

Fitment records and sources

M22 mmconfirmed

Hinge (qty 10, black)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M22 mmconfirmed

System board (qty 4, black)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M22.5 mmconfirmed

DC-in (qty 2, black)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M22.5 mmconfirmed

Fan (qty 5, black)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M22.5 mmconfirmed

SSD (qty 1, black)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M22.5 mmconfirmed

Touchpad (qty 6, black)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M22.5 mmconfirmed

Wireless card (qty 1, black)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M23.3 mmconfirmed

Base cover (qty 10, silver, Torx)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M23.5 mmconfirmed

I/O board (qty 3, black)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M23.5 mmconfirmed

Battery (qty 6, black)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M23.5 mmconfirmed

Display (qty 8, black)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M23.5 mmconfirmed

Unspecified (qty 2, black)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

M24 mmconfirmed

Speaker (qty 4, black)

pitch 0.4 mm · tap 1.6 mm · clearance 2.4 mm · PH0 / Torx T6

How to check the screw before you buy

  1. A screw that is even 1 mm too long in a laptop base can push into the keyboard, battery or a board trace, so match the length position by position.
  2. Diameter: across the threads an M2 screw measures about 2 mm with calipers (usually a hair under). If yours measures noticeably more or less, it is a different thread.
  3. Pitch: 0.4 mm from one thread crest to the next (25 crests per centimetre). A thread pitch gauge or the pitch-gauge tool settles it in seconds.
  4. Length: measure from under the head to the tip for pan, button, wafer and cap heads; countersunk (flat) heads are measured overall.
  5. The records span 2–4 mm, which means different positions take different lengths — match each hole to its own screw.
  6. Driver: the source names a Torx drive. For comparison, standard M2 heads take PH0 (Phillips) or T6 (Torx), or a 1.5 mm hex key.
  7. Tightening: no device-specific torque is published in these records. The site's general figure for M2 is about 25-40 N·cm into metal threads and 12-20 N·cm into plastic bosses; snug it up and stop.

Common mix-ups with M2

  • M.2 SSD mounting screws (M2 x 3mm) are frequently mislabeled generically as 'M.2 screws' which can be confused with the M2 metric thread designation — they do coincide numerically here but are conceptually distinct (M.2 = card format, M2 = thread size).
  • The standard M.2 SSD screw is M2 x 3mm, but some laptops and handhelds use non-standard lengths or head shapes.

Pitch gauge · Screw size finder · Torque guide

Buy these screws at TechSpare Warehouse

In stock and shipped from South Carolina. Our black screws are Phillips wafer head (low profile); match the head style and length to the original before you order.

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The same screw also fits

Devices whose records share a thread with Lenovo YOGA 3 Pro-1370, closest length match first.

Questions about Lenovo YOGA 3 Pro-1370 screws

What size screw does Lenovo YOGA 3 Pro-1370 use?
M2 × 2 mm for hinge (qty 10, black); M2 × 2 mm for system board (qty 4, black); M2 × 2.5 mm for DC-in (qty 2, black); M2 × 2.5 mm for fan (qty 5, black); M2 × 2.5 mm for SSD (qty 1, black); M2 × 2.5 mm for touchpad (qty 6, black); M2 × 2.5 mm for wireless card (qty 1, black); M2 × 3.3 mm for base cover (qty 10, silver, Torx); M2 × 3.5 mm for I/O board (qty 3, black); M2 × 3.5 mm for battery (qty 6, black); M2 × 3.5 mm for display (qty 8, black); M2 × 3.5 mm for unspecified (qty 2, black); M2 × 4 mm for speaker (qty 4, black).
How long are the screws in Lenovo YOGA 3 Pro-1370?
The records range from 2 to 4 mm depending on the position, so match each screw to its own hole.
What is the thread pitch of an M2 screw?
0.4 mm (coarse), which is the standard pitch for M2 machine screws; a 0.25 mm fine pitch exists but is uncommon. The tap drill is 1.6 mm and the normal clearance hole is 2.4 mm.
What screwdriver do I need for Lenovo YOGA 3 Pro-1370?
The source lists a Torx drive. Standard M2 heads otherwise take PH0 (Phillips) or T6 (Torx), or a 1.5 mm hex key.
Can I use an imperial screw instead of M2?
No. Imperial look-alike: #2-56 UNC (2.18 mm) is close but not interchangeable. Use a true M2 screw so it does not cross-thread or strip the hole.
Where can I buy replacement screws for Lenovo YOGA 3 Pro-1370?
TechSpareWarehouse (our own store) lists M2 x 2mm, M2 x 2.5mm and M2 x 4mm, which match lengths in the records above.