Square Tapping Screw - Flat Head,#10 x 1-1/4"
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Square Tapping Screw with a flat head design in #10 x 1-1/4" length, made from 18-8 stainless steel for reliable corrosion resistance on marine and other general-purpose projects.
Key Features
- Flat head design for a flush/low-profile finish
- Square tapping (square-drive) for positive engagement and reduced cam-out
- #10 size for common sheet metal / light fastening applications
- 1-1/4" length for through-fastening where this length is specified
- 18-8 stainless steel construction for corrosion resistance
Intended Use
- Marine fasteners and hardware accessories
- General fastening for sheet metal and light fabrication where a #10 x 1-1/4" square-drive flat head tapping screw is required
- Projects requiring corrosion-resistant stainless hardware
Product Details
- Brand/Category: LNS (Bulk Fasteners)
- Type: Square tapping screw, flat head
- Drive/Head: Square drive; flat head
- Size: #10
- Length: 1-1/4"
- Material: 18-8 Stainless Steel
- Variant SKU: 50-01154
- Variant weight: 113 GRAMS
Parts Desk Insights
Best Use Case: Use for low-profile fastening jobs where a square-drive, flat-head tapping screw and 1-1/4" length are called for—especially when corrosion resistance is important.
Common Issues: If resistance is high or threads don’t bite cleanly, confirm you’re prepped for tapping/sheet-metal type use (correct pilot/prep and material thickness). Also verify the square-drive bit matches to avoid cam-out and damaged screw heads.
Related Products & Accessories
- Fasteners & Mounting - Browse related mounting fasteners and compatible screw hardware in the same category.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.