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WIHA Multi-Bit Screwdriver: Nut Driver/Phillips/Slotted Tip - Combination Multi-Bit Screw & Nut Drivers
WIHACombination Multi-Bit Screw & Nut Drivers

WIHA Multi-Bit Screwdriver: Nut Driver/Phillips/Slotted Tip

The WIHA Multi-Bit Screwdriver (MPN 77890) is a combination multi-bit screw and nut driver featuring a 5/16 in tip size. This tool integrates nut driver, Phillips, and slotted tip functions into a single unit.

SKU 3G-OTH-309187

Brand
WIHA
Item
Multi-Bit Screwdriver: Nut Driver/Phillips/Slotted Tip
Category
Combination Multi-Bit Screw & Nut Drivers
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

WIHA
Manufacturer Part Number
77890
Type
#1/1/4 in/#2/3/16 in/5/16 in Tip Size

Technical Documents

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WIHA Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WIHA Multi-Bit Screwdriver (MPN 77890) is a combination multi-bit screw and nut driver featuring a 5/16 in tip size. This tool integrates nut driver, Phillips, and slotted tip functions into a single unit.

Frequently Asked Questions

What is the WIHA Multi-Bit Screwdriver 77890 used for?

The WIHA Multi-Bit Screwdriver 77890 is used for driving Phillips and slotted screws and for turning hex nuts, combining nut driver, Phillips, and slotted tip functions in one tool. It is ideal for assembly, maintenance, and electrical work where multiple fastener types are encountered.

What are the specifications of the WIHA 77890 screwdriver?

The WIHA 77890 has a 5/16 in tip size and includes #1, 1/4 in, #2, 3/16 in, and 5/16 in tip sizes. It is a combination multi-bit screw and nut driver. The manufacturer part number is 77890, and the brand is WIHA.

Where to buy the WIHA 77890 multi-bit screwdriver worldwide?

3G Electric supplies the WIHA 77890 multi-bit screwdriver worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this tool for your facility.

How to select the right WIHA multi-bit screwdriver for my job?

Select the WIHA 77890 when you need a single tool for Phillips, slotted, and nut-driving tasks. Match the tip sizes (#1, 1/4 in, #2, 3/16 in, 5/16 in) to your fasteners. For heavy-duty use, ensure the 5/16 in nut driver fits your hex nuts. 3G Electric can advise on application fit.

Used in

Common applications for WIHA
Electrical panel maintenance — WIHA insulated screwdrivers and sockets (e.g., MPN 31817) for live working up to 1000 V
Assembly line tooling — WIHA T-handle hex key sets (e.g., MPN 33492) for repetitive fastener driving in manufacturing
Field service repair — WIHA L-shaped hex key sets with MagicRing (e.g., MPN 66990) for holding fasteners during installation
Precision electronics — WIHA precision slotted screwdrivers (e.g., MPN 26018) for adjusting components on circuit boards
Mechanical maintenance — WIHA open-end wrenches (e.g., MPN 20138) for tightening bolts in confined spaces
Electrical contracting — WIHA 80-piece insulated tool kit (e.g., MPN 32877) for on-site electrical installations and repairs

WIHA Products

3G Electric supplies WIHA combination multi-bit screw & nut drivers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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