[500 BULK] Machine Screws Unslotted Indented Hex 18/8 Stainless 5/16-18 X 1 1/4

Mutual ScrewSKU: 3120MW188KC

Price:
Sale price$967.52per 500( $1.94 each)
Pieces 500
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 1-1/4
Material Steel
Grade 18/8
Finish Stainless Steel
Drive Unslotted
Head style Indented Hex
Threads per inch 18
Thread style Fully Threaded
Weight 19.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Machine Screws Unslotted Indented Hex 18/8 Stainless 5/16-18 X 1 1/4 are high-performance fasteners designed for demanding machine assemblies. Made from 18/8 stainless steel, these screws deliver excellent corrosion resistance and durable strength for long-lasting results. The 5/16-18 thread size and 1 1/4 inch length suit a range of equipment and panels, with a compact, unslotted indented hex drive for secure engagement in tight spaces.

Specifications

  • Material: 18/8 stainless steel (304) for superior corrosion resistance
  • Drive Type: Unslotted Indented Hex
  • Thread Size: 5/16-18
  • Length: 1 1/4 in
  • Finish: Stainless steel (natural)

Applications include equipment enclosures, control panels, machinery assemblies, and general hardware projects where a strong, corrosion-resistant fastener is required. The 18/8 stainless composition helps resist rust in humid or coastal environments, making these screws a reliable choice for both indoor and outdoor use when paired with compatible nuts or threaded inserts.

Why choose these machine screws? They combine a robust hex drive with a compact head profile that minimizes protrusion and reduces snagging in tight spaces. Suitable for use with corresponding nuts and inserts that match 5/16-18 threads, these screws provide a secure, vibration-resistant connection for durable performance.

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