Authorized Minerallac Company Distributor
Minerallac Company 38998 - This is a star tamperproof insert bit for tamper resistant Torx screws. It is made of steel with a hexagonal shank. The bit has an overall length of 1 inch, a 1/4 inch shank size, and a T-40H tip size.
Minerallac Company

38998

Alternate Item Number: 12116590

UPC: 085937389985


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Overview

The Minerallac Company SKU 38998, under the Cully sub-brand, is a T-40H Pinned Star Insert Bit engineered specifically for tamper-resistant Torx® screws. This insert bit features an integrated pin within the T-40H tip, designed to engage with the security pin found in tamper-resistant Torx fasteners. The design ensures secure engagement and minimizes slippage during installation and removal, providing reliable torque transfer. Key Specifications: - Tip Size: T-40H - Tip Type: Star Bit with integrated pin - Overall Length: 1 inch - Blade Length: 0.500 inches - Shank Length: 0.500 inches - Shank Size: 1/4 inch hexagonal - Material: Steel - Number of Pieces: 1 The 1/4-inch hexagonal shank offers broad compatibility with common power drivers and manual tool holders. The T-40H tip size is precision-matched for a secure fit with corresponding Torx security screw heads. Constructed from hardened steel, this insert bit delivers durability and resistance to wear from repeated use, making it suitable for professional applications. Primary applications include securing electrical panel enclosures, machinery and equipment security, security system installations, and commercial/industrial maintenance. This bit is a dependable choice for professionals requiring precision and durability in security-sensitive environments. It is compatible with tamper-resistant Torx screws across multiple security grades.
  • T-40H tip size with integrated pin for tamper-resistant Torx screws
  • 1/4" hexagonal shank for compatibility with power drivers and manual tools
  • Overall length: 1 inch; blade length: 0.500 inches; shank length: 0.500 inches
  • Constructed from hardened steel for durability and wear resistance
  • Suitable for electrical panel enclosures, machinery security, and industrial maintenance
  • Manufactured in the USA under the Cully sub-brand
  • Complies with California Proposition 65

Specifications

Application
For Tamper Resistant Torx® Screws
Blade Length
0.500" IN
Length
1" IN
Material
Steel
Material
Hardened Steel
Number Of Pieces
1
Overall Length
1" IN
Series
Torx Plus
Series
Cully
Shank Length
0.500" IN
Shank Shape
Hexagonal
Shank Size
1/4" IN
Size
1.000" (Overall Length), 0.500" (Blade Length), 0.500" (Shank Length), 1/4" (Shank Size), T-40H (Tip Size)
Size
Overall Length: 1", Blade Length: 0.500", Shank Length: 0.500", Shank Size: 1/4" Hex, Tip Size: T-40H
Size
Overall Length: 1", Blade Length: 0.500", Shank Length: 0.500", Shank Size: 1/4"
Size
1" (overall length), 1/4" hex shank, 0.500" blade length, 0.500" shank length, T-40H tip size
Size
1 inch (overall length), 1/4 inch (shank size), T-40H (tip size)
Size
1 Inch
Size
T-40H, 1" length, 1/4" hex shank
Size
T-40H, 1" overall length
Size
1" overall length, 1/4" hex shank
Size
T-40H tip size
Size
T-40H
Tip Size
T-40H
Tip Type
Star Bit
Type
Star Tamperproof Insert Bit
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38996

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38988

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38990

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38001

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40003

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40006

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Frequently Asked Questions

What material is the bit made from?

The bit is manufactured from hardened steel in the USA.

What fasteners is this bit compatible with?

This bit is designed for Torx Plus fasteners with a T-40H tip size.

Is this bit precision-ground?

Yes, each bit is precision-ground to meet tight tolerances for a secure fit.

How does the pinned design benefit the user?

The integrated pin prevents cam-out, reducing wear on the bit and fastener while ensuring reliable torque transfer.

What applications is this bit suitable for?

Ideal for sheet metal fabrication, HVAC systems, automotive assemblies, and general industrial maintenance.

Frequently Asked Questions about Minerallac Company

What are the main product lines offered by Minerallac Company?

Minerallac Company offers multiple comprehensive product lines including Minerallac Traditional (electrical fasteners), Strut Fittings, Stainless Steel Fasteners, Black Claw, Impact Staples, and Redmore. Their Traditional line features over a thousand electrical fastener variations covering conduit/cable/wire products, nail straps, beam clamps, metal stud & drywall accessories, acoustical supports, voice/data hardware, and miscellaneous electrical installation components.

What is Minerallac Company's warranty policy?

Minerallac Company provides a limited warranty that guarantees all products are free from defects in material and workmanship. If a product fails to meet this warranty, Minerallac's sole liability is to replace the product at no charge. The warranty is exclusive and does not cover consequential damages, lost profits, or implied warranties of merchantability or fitness for a particular purpose.

What industries and applications are Minerallac Company products used for?

Minerallac Company products are used extensively across electrical, construction, and industrial applications, including conduit and cable support, beam mounting, metal stud and drywall installation, voice/data infrastructure, and low voltage systems. Their product lines cover critical fastening solutions for electrical contractors, with specialized offerings in conduit hangers, straps, beam clamps, cable supports, and mounting hardware for various industrial environments.

What technical support does Minerallac Company offer?

Minerallac Company offers comprehensive technical support through multiple channels, including a toll-free customer service line at 800-927-3293, email support at [email protected], and online resources at www.minerallac.com. Their support covers product selection, technical specifications, and customer service for their extensive line of electrical fasteners, hangers, straps, and hardware across multiple product brands including Minerallac Traditional, Cully, Black Claw, IMPACT Staples, and Minerallac Stainless Steel. Support hours are 8:00 A.M. to 5:00 P.M. CT for their corporate office and 8:00 A.M. to 5:00 P.M. PT for their regional office.

What are the key features of Minerallac Company products?

Minerallac Company products feature a comprehensive range of electrical fasteners and hardware with exceptional versatility, including over 1,000 different sizes, styles, and finishes. Key features include multiple product lines such as Traditional, Strut Fittings, and Stainless Steel options with specialized finishes like 304/316 Stainless Steel, Hot-Dipped Galvanized, and Zinc Electroplate. Their products are engineered for electrical contractors, offering time-saving solutions with high-quality fasteners designed for durability, corrosion resistance, and worker safety across various installation environments.

What environmental ratings do Minerallac Company products have?

Minerallac Company products have robust environmental ratings, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13 certifications, CSA Type 1-4X, 12, and 13 ratings, and IEC 60529 IP66 protection. The products are WEEE and RoHS compliant, with UV and oil resistance, and can operate in extreme temperatures ranging from -55°C to 105°C, making them suitable for harsh industrial environments.

What accessories are available for Minerallac Company products?

Minerallac Company offers a comprehensive range of accessories across multiple product categories, including hardware, fasteners, and mounting solutions. Key accessories include stove bolts with nuts, wing nut washers, bar joist washers, stud clip adapters, brackets, perforated strapping, cable support options like J-hooks and bridle rings, box mounting brackets, outlet retainers, and various stud and drywall supports. Their accessories are available in multiple finishes such as stainless steel, hot-dipped galvanized, zinc electroplate, and powder-coated options.

How are Minerallac Company products typically installed?

Minerallac Company products are typically installed using a variety of specialized fastening solutions, including conduit hangers, straps, beam clamps, and mounting brackets designed for different electrical and construction applications. Installation methods vary by product type, with options for metal studs, drywall, beams, acoustical surfaces, and low voltage systems. The company offers multiple installation styles such as one-hole and two-hole straps, universal beam clamps, and specific mounting hardware to ensure secure and efficient attachment across diverse electrical and construction environments.

What communication protocols do Minerallac Company products support?

Minerallac Company's Brad product line supports multiple industrial communication protocols, including Ethernet, DeviceNet, PROFIBUS, Modbus, CANopen, Serial, AS-interface, and CC-Link. Their comprehensive portfolio covers over 40 industrial protocols, providing flexible communication solutions for various industrial automation applications from PC-based control to PLC systems.