Escape From Tarkov “Secrets of Polikhim” Quest Guide

Find the precision tools package in Customs, transit to Factory, and stash it in the laboratory storage room.

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Secrets of Polikhim requires a Customs-to-Factory transit between finding and stashing its quest item. Pick up the precision tools package in Customs, use the transit beside Old Gas Station, then place the package in Factory’s laboratory storage room.

Requirements and objectives

The quest is given by Mechanic. Its objectives are:

Locate and obtain one Case with precision tools in the Customs laboratory.
Use the Customs-to-Factory transit. This objective is marked as needing to be completed in one raid.
Stash the package in the laboratory storage room on Factory.

Needed equipment

The required quest item is one Case with precision tools. It only appears when the quest is active and is marked found in raid. Picking it up transfers it to your quest item inventory. If you fail to extract while carrying it, you lose it.

How to complete the quest

Secrets of Polikhim locator showing Customs laboratory, the Old Gas transit and Factory ground-floor storage room. — Collect the package on the Customs laboratory second floor, use the transit beside Old Gas Station, then stash it in the ground-floor Factory storage room.

Find the package in the Customs laboratory

Search the laboratory building on Customs. The package has multiple possible locations on the second floor:

In the storage room, on the floor just to the left after entering.
In the storage room, on the floor between wooden crates.
In the experiment area, on the floor in the southwest corner.
In the experiment area, on a chair in the southwest corner.
In the experiment area, on the floor in the northwest corner.
In the experiment area, on the floor in the northeast corner.

Check each listed spot until you find the package.

Transit to Factory and stash the package

Go to the transit next to the Old Gas Station extraction on Customs. It becomes available one minute after the raid starts.
Use the transit to Factory, completing the transit objective in one raid.
On Factory, find the storage room below the laboratory and stash the package there.

Rewards

Reward	Details
Experience	10,000 EXP
Mechanic reputation	+0.25
Roubles	165,000. The reward increases to 173,250 with Intelligence Center Level 1 or 189,750 with Intelligence Center Level 2.
Items	2 Metal spare parts
Purchase unlocks	5.7x28mm R37.F from Mechanic at LL3, and AK GP-25 accessory kit recoil pad from Prapor at LL2.

Escape from Tarkov is a hardcore and realistic online first-person action RPG/Simulator with MMO features and story-driven walkthrough.

Genre Shooter, Role-playing (RPG), Simulator, Tactical
Platforms PC (Microsoft Windows)
Perspective First person
Modes Single player, Multiplayer, Co-operative, Massively Multiplayer Online (MMO)
Release November 15, 2025
Publisher Battlestate Games