# Electric screwdriver set, 4mm bit, Li-Ion, 20 accessories, BST

- Page: https://sigmanortec.ro/en/electric-screwdriver-set-4mm-bit-li-ion-20-accessories-bst
- Price: 221.72 RON
- Availability: Out of stock
- Reference: 7755006 · EAN: 5945355727699
- Category: Mechatronics and IoT > Tools > Repair Tool Kits
- Specifications: Technology: Lithium Ion
- Package (shipping data): 0.29 kg
- Updated: 2026-09-23
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 04:49 (Europe/Bucharest)

## Description

Electric screwdriver for fine mechanics, ideal for repairing phones, laptops and electronics, has a rechargeable Li-Ion battery via USB Type-C, magnetic head and 20 4 mm H4 bits for the most used profiles, includes a 3-LED light for precise work, offers simple control of the direction of rotation and 150 RPM speed for fast and clean screwdriving.
Set consisting of an electric screwdriver with an internal lithium Ion battery, rechargeable, magnetic head and 20 4mm bits.
The screwdriver supports 4mm bits that are also found in other repair sets for phones and laptops.
The direction of rotation of the electric screwdriver can be controlled by the two buttons on it.
IMPORTANT: This is a screwdriver for fine mechanics, it is NOT a self-tapping screw. Do not tighten screws by hand with it. The destruction of the internal gears resulting from incorrect use is not covered by the warranty.
Specifications:
Power supply: Internal Li-Ion battery, rechargeable via USB Type-C cable
Torque: 0.3 - 1.6Nm
Model: BST-9911A
Charging time: 0.5 - 1 hour
Material: S2 Aluminum Alloy
Speed: 150 RPM
Screwdriver length: 182mm
Compatible bits: H4
Light: Yes, LED x3
Content:
PH 000 - PH 00 - PH 0 - PH 1 - SL 1.0
SL 1.5 - SL 2.0 - Torx 5 - Torx 6 - Torx 8
H 2.5 - H 3.0 - U 3.0 - Y 0.6 - Y 2.5 - Triangle 3.0
P2 (0.8) - P5 (1.2) - P6 (1.5) - SQ 0