Industrial 50-Piece Extra Long Security Bit Set (75mm) – OEM

The Ultimate Extended Reach Solution for Deeply Recessed and Tamper-Resistant Fasteners

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Specifications

Product Name	OEM 50-Piece Extra Long Security Bit Set (75mm, S2 Steel)
Tool Type	Screwdriver Bit Assortment / Security Power Bits
Material	Premium S2 Alloy Steel (High torque & shock resistant)
Bit Length	75mm (3 Inch) Extra-long for deep recess access
Set Composition	49pcs Extended Bits + 1pc Magnetic Bit Holder
Drive Size	Standard 1/4" Hex Shank
Bit Types Included	Torx, Tamper-Proof Torx, Hex, Spanner, Tri-Wing, Spline, Square, Phillips, Slotted
Target Application	Automotive repair, electronics, machinery maintenance, security fasteners
Brand Name	Xiaoman Tools
Manufacturer	Shanghai Daoge Xiaoman Tools Co., Ltd.
Customized Support	100% OEM/ODM (Custom Case Color, Logo Imprint, Sleeve Design)

Why buyers pick this one

75mm (3") Extended Reach: Specifically designed to access hard-to-reach fasteners deeply buried in automotive dashboards, electronics, and confined mechanical assemblies where standard 25mm bits fall short.
Industrial S2 Tool Steel: Heat-treated for extreme hardness and durability. S2 steel absorbs impact shock from power drivers far better than standard Chrome Vanadium (CR-V), significantly extending bit life.
Comprehensive Security Profiles: Go beyond standard Phillips and Flat heads. This 50-piece set includes specialized tamper-proof Torx, hex, clutch, and tri-wing bits required to service modern European cars and proprietary electronics.
1/4" Universal Hex Shank: Seamlessly compatible with all standard power drills, impact drivers, and quick-change hand screwdrivers. A magnetic bit holder is also included for secure bit retention.
Direct OEM Supply: Differentiate your retail offerings. We provide bulk wholesale packaging with customizable heavy-duty blow-molded cases (custom colors available) and branded outer sleeves.

Overview

Equip professional mechanics, electricians, and maintenance technicians with the exact bits they need to tackle the toughest jobs. The 50-Piece Extra Long Bit Set from Shanghai Daoge Xiaoman Tools Co., Ltd. eliminates the frustration of trying to reach deeply recessed screws inside engine bays or electronic housings. Measuring an extended 75mm (3 inches) in length, these standard 1/4" hex shank bits bypass obstacles with ease. Manufactured from industrial-grade S2 Alloy Steel (far superior to standard CR-V), they deliver exceptional torque transfer and wear resistance without cam-out or shattering. This comprehensive kit features an extensive array of security and specialty profiles—including Tamper-Proof Torx, Spanner, Tri-Wing, and Spline—making it an indispensable master kit for modern machinery. Supplied in a rugged, blow-molded storage case, this set is ready for high-volume B2B distribution and full OEM brand customization.