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Minerallac Company 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.
Minerallac Company

38984

Alternate Item Number: 12116583

UPC: 085937389848


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Overview

The Minerallac T-9H Star Pin Replacement Bits (SKU: 38984) are precision-engineered bits designed for star pin drive sheet metal screws. Manufactured by Minerallac Company, these bits are compatible with 8x1/2" and 8x1" star pin drive screws made from 18-8 stainless steel. The T-9H star pin design ensures secure torque transfer and prevents cam-out during installation. These bits are ideal for applications in HVAC, metal fabrication, and automotive assembly where flush-mounted fasteners are required. They serve as a direct replacement for worn or damaged star pin drivers, ensuring consistent performance in industrial and commercial settings.
  • T-9H Star Pin Drive Size
  • Designed for sheet metal screws
  • Prevents cam-out during installation
  • Direct replacement for worn drivers
  • Manufactured by Minerallac Company

Specifications

Application
For Tamper Resistant Torx® Screws
Blade Length
0.500" IN
Length
1" IN
Material
Steel
Material
18-8 Stainless Steel
Number Of Pieces
1
Overall Length
1" IN
Shank Length
0.500" IN
Shank Shape
Hexagonal
Shank Size
1/4" IN
Size
T-9H
Tip Size
T-9H
Tip Type
Star Bit
Type
Star Tamperproof Insert Bit
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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.
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38988

Star tamperproof insert bit for tamper resistant Torx® screws. Made of steel with a hexagonal shank. Overall length is 1" with a 1/4" shank size and T-15 tip size.
This is a star tamperproof insert 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, and a T-20H tip size.

38990

This is a star tamperproof insert 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, and a T-20H tip size.
This is a 1" insert bit with a #0 Robertson (square) drive tip and a 1/4" hex shank. It is made of steel with a steel blade. The sheet lists an overall length of 1.000", blade length of 0.250", and shank length of 0.750".

38001

This is a 1" insert bit with a #0 Robertson (square) drive tip and a 1/4" hex shank. It is made of steel with a steel blade. The sheet lists an overall length of 1.000", blade length of 0.250", and shank length of 0.750".
A Phillips double ended replacement bit with #0 and #3 tip sizes. It is made of steel and has a 1/4 in hex shank. The bit measures 2.000 in overall length and 2.000 in shank length.

40003

A Phillips double ended replacement bit with #0 and #3 tip sizes. It is made of steel and has a 1/4 in hex shank. The bit measures 2.000 in overall length and 2.000 in shank length.
This is a double-ended insert bit for replacement use with the MegaPro 15-in-1. It is made of steel with a hex shank. The bit has #1 and #2 square drive tip sizes and an overall length of 2 inches.

40006

This is a double-ended insert bit for replacement use with the MegaPro 15-in-1. It is made of steel with a hex shank. The bit has #1 and #2 square drive tip sizes and an overall length of 2 inches.
Star tamperproof insert bit for tamper resistant Torx screws. Made of steel with a hexagonal shank. Overall length is 2 in. and shank size is 1/4 in.

40022

Star tamperproof insert bit for tamper resistant Torx screws. Made of steel with a hexagonal shank. Overall length is 2 in. and shank size is 1/4 in.

Frequently Asked Questions

What size star pin drive does this bit have?

This Minerallac replacement bit is a T-9H star pin drive.

What is the primary benefit of the star pin design?

The T-9H star pin design ensures secure torque transfer and prevents cam-out during installation.

Can this bit be used as a replacement for existing drivers?

Yes, these bits serve as a direct replacement for worn or damaged star pin drivers.

What type of screws is this bit compatible with?

This bit is designed for star pin drive sheet metal screws, specifically 8x1/2" and 8x1" screws made from 18-8 stainless steel.

What industries commonly use these bits?

These bits are ideal for applications in HVAC, metal fabrication, and automotive assembly.

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.