Description

Monster Overview:
Fix your project right the first time with Bulk #12-11 Phillips Flat Head Type A Self-Tapping Screws from Monster Bolts. Manufactured from high-quality A2 / 18-8 stainless steel, these fasteners provide excellent corrosion resistance for general-purpose outdoor, industrial, and maintenance applications.
This listing includes a full range of standard flat head lengths, with an undercut flat head design used specifically on the 1/2" length. All other available lengths feature a traditional flat head profile.
Monster Features:
- Thread Form: Type A self-tapping design for aggressive thread forming
- Point Style: Sharp gimlet point for self-starting installation
- Drive Style: Phillips drive for broad tool compatibility
- Material: A2 / 18-8 Stainless Steel
- Corrosion Resistance: Excellent resistance to rust in most environments
- Head Style: Flat head (countersunk)
- Undercut Note: Only the 1/2" length features an undercut flat head
- Length Range: Available in lengths up to 4"
- Bulk Supply: Ideal for fabrication, service, and industrial use
Monster Specifications:
| Screw Size | #12-11 |
| Thread Type | Self-Tapping – Type A |
| Point Style | Sharp Gimlet Point (Self-Starting) |
| Head Style | Flat Head (Countersunk) |
| Undercut | 1/2" length only |
| Drive Style | Phillips |
| Material | A2 / 18-8 Stainless Steel |
| Applications | General Industrial, Outdoor, Wood, Thin Sheet Metal |
| Quantity | Bulk Pack (Select Length) |
More Monster Bolts:
Monster Bolts offers a complete lineup of bulk self-tapping and thread cutting screws in Type A, Type AB, Type B, Type F, Type 23, and Type 25 configurations, available in zinc-plated steel, 18-8 stainless steel, and 316 stainless steel with flat head and pan head options.
Order Yours Today and Experience the Monster Bolts Difference!
Buy with confidence! Every order from Monster Bolts is backed by our commitment to quality, fast shipping, and customer satisfaction.

