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🔧 Screw it right, screw it fast, screw it forever!
Bobibbi’s 3/16 x 1-1/4 inch Hex Head Concrete Screw Anchors come in a convenient 100-piece set, engineered from high-grade 1022A carbon steel with a corrosion-resistant Blue Ruspert finish. Featuring a unique diamond tail for rapid drilling and fully threaded UNC coarse threads, these anchors deliver durable, reliable fixation in concrete, brick, and block surfaces. Perfect for both professional and DIY projects, they combine precision, speed, and longevity, all backed by a lifetime satisfaction guarantee.








| ASIN | B0BJ1ZSRWT |
| ASIN | B0BJ1ZSRWT |
| Best Sellers Rank | #172,979 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #37 in Concrete Screws |
| Brand | Bobibbi |
| Compatible Groove Diameter | 0.19 Inches |
| Customer Reviews | 4.4 4.4 out of 5 stars (553) |
| Customer reviews | 4.4 4.4 out of 5 stars (553) |
| Date First Available | 24 June 2025 |
| Drive System | External Hex |
| Exterior Finish | Alloy Steel |
| Fastener Size | 3/16 x 1-1/4 Inch |
| Fastener Type | Self-Drilling Screws |
| Finish Types | Powder Coated |
| Head Type | Hex |
| Item Diameter | 4.76 Millimeters |
| Item Dimensions | 14.2 x 8.8 x 4.4 centimeters |
| Item Weight | 0.4 Kilograms |
| Item model number | 3/16 x 1-1/4" Hex Head Concrete Screw |
| Manufacturer | Bobibbi |
| Manufacturer | Bobibbi |
| Material Type | Carbon Steel |
| Metal Type | Carbon Steel |
| Model | 3/16 x 1-1/4" Hex Head Concrete Screw |
| Number of Pieces | 101 |
| Part Number | 3/16 x 1-1/4" Hex Head Concrete Screw |
| Product Dimensions | 14.2 x 8.8 x 4.4 cm; 398 g |
| Screw Head Style | Hex |
| Screw Point Style | Self-Piercing Point |
| Set Name | 100-Piece Set |
| Set Screw Thread Type | UNC |
| Size Name | 3/16 x 1-1/4" |
| Thread Class | 3A |
| Thread Coverage | Fully Threaded |
| Thread Size | 3/16 x 1-1/4 Inch |
| Thread Style | right hand coarse thread |
| Thread Type | UNC |
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