Authorized NSI Industries Distributor
NSI Industries TRM101M - Tri-Drive Machine Screw, Steel material, 1/4-20 in. Size, 1 in. length, Round head, Zinc finish, Slotted/Phillips/Square drive type, 1000 per pack, including a(n) Square Drive Bit
NSI Industries

TRM101M

Alternate Item Number: 27801

UPC: 639720278019


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Minimum Qty: 1000

Multiplier: 1000

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Overview

NSI Industries TRM101M is a 1/4-20 x 1" tri-drive machine screw engineered for precision fastening in industrial, construction, and repair applications. Constructed from durable steel and finished with zinc per ASTM B633, it delivers corrosion resistance with up to 96 hours of salt spray protection. The round head ensures smooth surface integration, while the slotted, Phillips, and square drive types accommodate multiple tool types for versatility. Each 1000-piece pack includes a square drive bit, eliminating the need for additional tooling purchases. Compatible with standard 1/4-20 threaded components, this screw works in metal, wood, and plastic substrates. Ideal for assembly lines, machinery repair, and structural projects requiring reliable, standardized fasteners. The zinc coating meets ASTM B633 specifications for outdoor or corrosive environments.
  • Material: Steel with zinc finish per ASTM B633
  • Drive type: Slotted, Phillips, and square for tool versatility
  • Size: 1/4-20 x 1" with round head for smooth integration
  • Includes: 1000 screws and a square drive bit per pack
  • Corrosion resistance: Up to 96 hours salt spray per ASTM B633

Specifications

Application
Electrical, Plumbing, Heating and Air Conditioning Industries
Color
Zinc
Connection Type
Slotted/Phillips/Square
Drive Type
Slotted/Phillips/Square
Drive Type
Phillips;Slotted;Square
Finish
Zinc
Head Type
Round
Ip Rating
IP633
Length
1 IN
Material
Steel
Mounting Type
Round head
Size
1/4-20 IN
Special Features
Features: Three Drives in one Head
Type
Tri-Drive Machine Screw
Package Dimensions (L x W x H)
7.25 IN x 6.75 IN x 3.25 IN
Package Dimensions (L x W x H)
18.415 cm x 17.145 cm x 8.255 cm
Package Weight (Imperial)
15.800 L
Package Weight (Metric)
7.167 kg
This is a machine screw with a straight shank and external threads for use with a pre-tapped hole or a nut. It is made of steel with a zinc plated finish. The screw size is 8-32 x 1 in, with a round head and slotted/Phillips combo drive.

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This is a machine screw with a straight shank and external threads for use with a pre-tapped hole or a nut. It is made of steel with a zinc plated finish. The screw size is 8-32 x 1 in, with a round head and slotted/Phillips combo drive.
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Frequently Asked Questions

Is a drive bit included with TRM101M screw packs?

Yes, a drive bit is included in each pack of these screws.

How many TRM101M screws are in one package?

Each package of TRM101M screws contains 1000 units.

What is the finish of the TRM101M screw?

The TRM101M screw has a zinc finish.

What drive types are compatible with TRM101M screws?

TRM101M screws are Tri-Drive, compatible with Slotted, Phillips, and Square drive bits.

What type of head does the TRM101M screw have?

The TRM101M screw features a Round Head.

What is the TRM101M product?

The TRM101M is a 1/4-20 x 1 Round Head Tri-Drive Screw with a zinc finish.

How many TRM101M screws are in one package?

Each package of TRM101M screws contains 1000 units.

What is the finish of the TRM101M screw?

The TRM101M screw has a zinc finish.

What drive types are compatible with TRM101M screws?

TRM101M screws are Tri-Drive, compatible with Slotted, Phillips, and Square drive bits.

What type of head does the TRM101M screw have?

The TRM101M screw features a Round Head.

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