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LDO brass M3 heatset insert tool tip for 900M-T style soldering irons

Heatset Insert Tool Guide by LDO

5.0 (1 review)
$7.99
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📦 Ships fast — usually within 1 business day · median this month: <1h★ Free US shipping over $99

LDO’s brass M3 heatset insert tool makes insert installation cleaner and easier. It replaces a compatible soldering-iron tip so you can press M3 heat-set inserts into printed parts with better alignment and heat transfer than a bare iron tip.

Why use the LDO insert tool

  • Purpose-built for M3 inserts: LDO documents this tool for M3 brass inserts used in printed parts.
  • Adjustable depth setup: the threaded tongue can be set to roughly match insert height, helping keep heat on the insert instead of the printed part.
  • Common soldering-iron fit: LDO specifies compatibility with typical sleeved irons using 900M-T-style tips, including many Hakko FX888D-style Chinese soldering irons.

Specifications

  • Brand: LDO Motors
  • Use: installing M3 brass heat-set inserts in 3D-printed plastic parts
  • Tool style: brass heatset insert soldering-iron tip / insert guide
  • Soldering-iron compatibility: 900M-T-style sleeved tips per LDO documentation

Pairs well with

Gotchas

  • This is for M3 inserts; it is not a universal insert-size kit.
  • It is not a soldering iron and does not replace temperature control or careful setup.
  • Check your iron before ordering: LDO calls out 900M-T-style sleeved tip compatibility, not TS100-style cartridge tips.

Reference: LDO Heatset Insert Tool Guide.

“This little tool… fit as well nor work as well as this does.”

Pairs well with

Builder reviews

5.0
1 review · real orders
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Kallan✓ verified by Shop2023-12-05

I am thrilled with this little tool. I bought two sets of heat insert tools from Amazon that did not fit as well nor work as well as this does. I wish I had found this first. I could’ve saved myself $15 and a lot of aggravation.