#12 X 1-1/4" Type A Self Tapping Sheet Metal Screws | Indented Hex Washer Head | Unslotted Drive | 18/8 Stainless Steel (1000/Pkg.)

Mutual ScrewSKU: 1220AW188KC

Price:
Sale price$301.60 Regular price$502.39per 1000( $0.30 each)
Pieces 1000
Measurement type Inch
Thread size #12
Length 1-1/4
Material 18/8 Stainless Steel
Grade 18/8
Finish Plain
Drive Unslotted
Head style Indented Hex Washer Head
Point type Type A
Threads per inch 11
Thread style Fully Threaded
Weight 12.0 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

Type A self tapping sheet metal screws with an indented hex washer head and unslotted drive are designed for metal-to-metal fastening in sheet metal assemblies. Made from 18/8 stainless steel, they are sized #12 x 1-1/4 inch for consistent thread engagement.

Specs

  • Dimensions: Diameter #12; Length 1-1/4 inch
  • Head style: Indented Hex Washer Head
  • Drive type: Unslotted
  • Material grade: 304 stainless steel (18/8)

Features

  • Self tapping capability: Direct threading into sheet metal eliminates the need for pilot holes in appropriate thickness ranges, accelerating assembly workflows and reducing tool wear.
  • Indented Hex Washer Head: Provides even load distribution, improves seating stability against surface, and enables torque control with hex drivers to minimize cam-out.
  • Unslotted drive: Requires hex key or socket tool, enhancing torque precision and reducing slip during installation in metal assemblies.
  • Corrosion resistance: 304 stainless steel delivers superior resistance to rust and staining in indoor, outdoor, and washdown environments, extending service life in challenging conditions.
  • Applications: Ideal for fastening sheet metal components such as enclosures, cabinets, automotive panels, HVAC ductwork, and appliances where durable, corrosion-resistant fasteners are required.

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