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Lenovo ideapad 700-17ISK screw size

M2 / M2.5 / M3 · 2.5 to 6 mm long

Our records put Lenovo ideapad 700-17ISK on M2, M2.5 and M3 screws in lengths from 2.5 to 6 mm.

There are 14 separate fitment records for it, including battery (qty 3, flat, black) (M2), display (qty 4, flat, black) (M2) and fan (qty 3, flat, black) (M2), plus 11 more in the table below.

14 of the 14 records are marked confirmed, drawn from 1 source (download.lenovo.com).

M2 means a 2 mm nominal diameter with a 0.4 mm thread pitch. Imperial look-alike: #2-56 UNC (2.18 mm) is close but not interchangeable.

Lenovo ideapad 700-17ISK 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
M23 mm0.4 mmnot statednot statedBattery (qty 3, flat, black)black finishConfirmed
M23 mm0.4 mmnot statednot statedDisplay (qty 4, flat, black)black finishConfirmed
M23 mm0.4 mmnot statednot statedFan (qty 3, flat, black)black finishConfirmed
M23 mm0.4 mmnot statednot statedHard drive (qty 2, flat, black)black finishConfirmed
M23 mm0.4 mmnot statednot statedSSD (qty 1, flat, black)black finishConfirmed
M23 mm0.4 mmnot statednot statedSystem board (qty 3, flat, black)black finishConfirmed
M23 mm0.4 mmnot statednot statedWireless card (qty 1, flat, black)black finishConfirmed
M26 mm0.4 mmnot statednot statedBase cover (qty 13, flat, black)black finishConfirmed
M26 mm0.4 mmnot statednot statedTouchpad (qty 3, flat, black)black finishConfirmed
M2.52.5 mm0.45 mmnot statednot statedDisplay (qty 7, flat, black)black finishConfirmed
M2.52.5 mm0.45 mmnot statednot statedTouchpad (qty 3, flat, silver)Confirmed
M2.56 mm0.45 mmnot statednot statedDisplay (qty 4, flat, black)black finishConfirmed
M2.56 mm0.45 mmnot statednot statedTouchpad (qty 2, flat, black)black finishConfirmed
M34 mm0.5 mmnot statednot statedHard drive (qty 4, flat, black)black finishConfirmed

Fitment records and sources

M23 mmconfirmed

Battery (qty 3, flat, black)

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

M23 mmconfirmed

Display (qty 4, flat, black)

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

M23 mmconfirmed

Fan (qty 3, flat, black)

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

M23 mmconfirmed

Hard drive (qty 2, flat, black)

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

M23 mmconfirmed

SSD (qty 1, flat, black)

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

M23 mmconfirmed

System board (qty 3, flat, black)

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

M23 mmconfirmed

Wireless card (qty 1, flat, black)

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

M26 mmconfirmed

Base cover (qty 13, flat, black)

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

M26 mmconfirmed

Touchpad (qty 3, flat, black)

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

M2.52.5 mmconfirmed

Display (qty 7, flat, black)

pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8

M2.52.5 mmconfirmed

Touchpad (qty 3, flat, silver)

pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8

M2.56 mmconfirmed

Display (qty 4, flat, black)

pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8

M2.56 mmconfirmed

Touchpad (qty 2, flat, black)

pitch 0.45 mm · tap 2.05 mm · clearance 2.9 mm · PH1 / Torx T8

M34 mmconfirmed

Hard drive (qty 4, flat, black)

pitch 0.5 mm · tap 2.5 mm · clearance 3.4 mm · PH1 / Torx T10

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). This device also uses M2.5 / M3, so measure each screw rather than assuming they match.
  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 2.5–6 mm, which means different positions take different lengths — match each hole to its own screw.
  6. Driver: the source does not name the drive. Standard M2 heads take PH0 for Phillips and T6 for Torx, and a 1.5 mm hex key for socket heads; a bit that fits loosely will cam out and strip the head.
  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 / M2.5 / M3

  • The standard M.2 SSD screw is M2 x 3mm, but some laptops and handhelds use non-standard lengths or head shapes.
  • Dell/HP/Lenovo manuals often list screws only by torque or head shape, so community teardowns are needed for diameter.
  • Thorlabs' 16mm cage system standard plates use dual 4-40 (UNC) and M3 taps on the same plate (e.g., SP01), so metric and imperial fasteners are both valid depending on the region/kit purchased.

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 ideapad 700-17ISK, closest length match first.

Questions about Lenovo ideapad 700-17ISK screws

What size screw does Lenovo ideapad 700-17ISK use?
M2 × 3 mm for battery (qty 3, flat, black); M2 × 3 mm for display (qty 4, flat, black); M2 × 3 mm for fan (qty 3, flat, black); M2 × 3 mm for hard drive (qty 2, flat, black); M2 × 3 mm for SSD (qty 1, flat, black); M2 × 3 mm for system board (qty 3, flat, black); M2 × 3 mm for wireless card (qty 1, flat, black); M2 × 6 mm for base cover (qty 13, flat, black); M2 × 6 mm for touchpad (qty 3, flat, black); M2.5 × 2.5 mm for display (qty 7, flat, black); M2.5 × 2.5 mm for touchpad (qty 3, flat, silver); M2.5 × 6 mm for display (qty 4, flat, black); M2.5 × 6 mm for touchpad (qty 2, flat, black); M3 × 4 mm for hard drive (qty 4, flat, black).
How long are the screws in Lenovo ideapad 700-17ISK?
The records range from 2.5 to 6 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 ideapad 700-17ISK?
The sources do not name the drive. For M2, Phillips heads normally take PH0 and Torx heads T6; socket heads take 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 ideapad 700-17ISK?
TechSpareWarehouse (our own store) lists M2 x 3mm, M2 x 6mm and M2.5 x 6mm, which match lengths in the records above.