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Minerallac Company 38999 - This is a T-50H 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 shank size of 5/16 inch, and a blade length of 0.500 inch.
Minerallac Company

38999

Alternate Item Number: 12117133

UPC: 085937389992

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Overview

The Minerallac Company 38999 T-50H Star Tamperproof Insert Bit is a precision-engineered tool designed for secure fastening applications requiring tamper-resistant Torx screws. Constructed from high-grade steel, this insert bit delivers reliable torque transfer and minimizes cam-out, ensuring consistent performance in demanding environments. The T-50H tip size is specifically designed to match tamper-resistant Torx screws, providing a secure fit that prevents unauthorized removal. The 5/16 inch hexagonal shank ensures broad compatibility with standard driver handles, impact tools, and power drivers, making it a versatile choice for professionals. With an overall length of 1 inch and a blade length of 0.500 inch, this insert bit is ideal for security-sensitive installations, including electrical panels, machinery enclosures, HVAC systems, and automotive assemblies. Its robust steel construction guarantees durability under high-torque conditions, making it a dependable choice for applications where tamper resistance and precision are critical. The Minerallac 38999 is a direct replacement bit for tamper-resistant Torx screws, ensuring a precise and secure fit every time. This insert bit is designed for use in environments where preventing unauthorized access is essential, such as security panels, industrial machinery, and automotive assemblies. The steel construction ensures long-term reliability, while the hexagonal shank allows for easy integration with a wide range of tools. Specifications: Material: Steel, Overall Length: 1 inch, Shank Size: 5/16 inch Hex, Blade Length: 0.500 inch.
  • T-50H star tamperproof tip for secure engagement with tamper-resistant Torx screws
  • 5/16 inch hexagonal shank for compatibility with standard driver handles and power tools
  • Overall length: 1 inch; blade length: 0.500 inch
  • Constructed from durable steel for reliable performance in high-torque applications
  • Ideal for electrical panels, machinery enclosures, HVAC systems, and automotive assemblies
  • Ideal for tamper-resistant Torx screws
  • Manufactured in the USA

Specifications

Application
For Tamper Resistant Torx® Screws
Blade Length
0.500" IN
Length
1" IN
Material
Steel
Material
Stainless Steel
Material
18-8 Stainless Steel
Material
Stainless Steel (18-8)
Number Of Pieces
1
Overall Length
1" IN
Series
Cully
Shank Length
0.500" IN
Shank Shape
Hexagonal
Shank Size
5/16" IN
Size
T-50H Star Tamperproof Insert Bit, 1" L, 1/4" Hex Shank
Size
T-50H Star Tamperproof, 1" Overall Length, 5/16" Hex Shank, 0.500" Blade Length
Size
T-50H, 1" overall length, 5/16" shank size, 0.500" blade length
Size
T-50H
Size
T-50H, 1" L, 5/16" Hex Shank, 0.500" Blade
Size
T-50H, 5/16 inch Hex Shank, 1 inch Overall Length, 0.500 inch Blade Length
Size
T-50H, 1" L, 5/16" Hex Shank, 0.500" Blade Length
Size
T-50H, 5/16" Hex
Size
5/16 inch hex
Size
5/16" Hex
Size
5/16 inches
Size
5/16 Inch
Size
5/16"
Tip Size
T-50H
Tip Type
Star Bit
Type
Star Tamperproof Insert Bit
This is a T-9H star pin replacement bit for tamper resistant Torx screws. It is made of steel with a hexagonal shank. The bit has a 1/4" shank size, 1" overall length, 0.500" blade length, and 0.500" shank length.

38984

This is a T-9H star pin replacement bit for tamper resistant Torx screws. It is made of steel with a hexagonal shank. The bit has a 1/4" shank size, 1" overall length, 0.500" blade length, and 0.500" shank length.
#4 x 1 Pan Head Combo Drive Tapping Screw Steel Zinc

JTS11

#4 x 1 Pan Head Combo Drive Tapping Screw Steel Zinc
Insert bit with a socket pin tip. It is made of steel with a hex shank. Overall length is 1.000" with a 1/4" shank size and 5/32" tip size.

92709

Insert bit with a socket pin tip. It is made of steel with a hex shank. Overall length is 1.000" with a 1/4" shank size and 5/32" tip size.
Insert bit with a socket pin tip size of 5/16". Made of steel with a steel blade and a hex shank. Overall length is 1.000" with a 1/4" shank size and 0.500" blade length.

92720

Insert bit with a socket pin tip size of 5/16". Made of steel with a steel blade and a hex shank. Overall length is 1.000" with a 1/4" shank size and 0.500" blade length.
3/32 SOCKET PIN HEX POWER BIT

92702

3/32 SOCKET PIN HEX POWER BIT
This is an insert bit with a Robertson (Square) Drive tip. It is made of steel with a hex shank. The bit has an overall length of 1.000", a blade length of 0.250", a shank size of 1/4", and a shank length of 0.750".

38101D

This is an insert bit with a Robertson (Square) Drive tip. It is made of steel with a hex shank. The bit has an overall length of 1.000", a blade length of 0.250", a shank size of 1/4", and a shank length of 0.750".
This is an insert bit for use with 1/4" hex shank drivers. It is made of steel and has a hex shank shape. The bit has a #2 square drive tip and an overall length of 1".

38201D

This is an insert bit for use with 1/4" hex shank drivers. It is made of steel and has a hex shank shape. The bit has a #2 square drive tip and an overall length of 1".
This is a 1-piece insert bit with a socket pin tip. It is made of steel with a hex shank. The bit has an overall length of 1.000", a blade length of 0.500", a shank length of 0.500", and a shank size of 1/4".

92711

This is a 1-piece insert bit with a socket pin tip. It is made of steel with a hex shank. The bit has an overall length of 1.000", a blade length of 0.500", a shank length of 0.500", and a shank size of 1/4".

Frequently Asked Questions

What screws is this bit designed for?

This bit is designed for Minerallac stainless steel sheet metal screws with a star pin drive, such as the 8x1/2" BHSMS STAR PIN SS (SKU: 10808XPJ).

What is the shank size of this bit?

The shank size is 5/16 inches, compatible with standard hex drivers and impact tools.

What material is this bit made from?

This bit is made from 18-8 stainless steel, providing corrosion resistance.

Where is this bit manufactured?

This bit is manufactured in the USA by Minerallac Company.

What applications is this bit suitable for?

This bit is suitable for marine, automotive, HVAC, and industrial applications where stainless fasteners are required.

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.