Head Type Head Type |
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![]() | Flat |
Anchor Type Anchor Type |
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![]() | Tapping Screw |
System of Measurement System of Measurement |
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Tip Type Tip Type |
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![]() | Pointed |
Finish Finish |
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Material Material |
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Shear Strength Shear Strength |
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Removable Removable |
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Thread Direction Thread Direction |
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Minimum Installation Depth Minimum Installation Depth |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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About Masonry Drill Bits
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Drill Bit Decimal Size Equivalents
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About Drill Bits
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Steel Flat Head Tapping Screws for Concrete, Block, and Brick

These blue and silver ultra-corrosion-resistant coated steel screws stand up to wet environments. These screws are beveled under the head for a flush finish in countersunk holes. Drive into a hole with a hammer drill or socket wrench, or use a specialized tool set (sold separately). Pull-out strength and shear strength values are 25% of the ultimate values.
Blue acrylic coated anchors are also known as Tapcons.
For technical drawings and 3-D models, click on a part number.
Screws | |||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Head | Strength, lbs. | Hammer Drill Bits | Rotary Drill Bits | ||||||||||||||
Lg. | Screw Size | Drill Bit Size | Thread Lg. | Min. Install. Dp. | Dia. | Ht. | Pull-Out | Shear | Tested In | Drive Style | Pkg. Qty. | Pkg. | Each | Each | |||
Blue Acrylic Coated Steel | |||||||||||||||||
3/16" Dia. | |||||||||||||||||
2 1/4" | 3/16" | 5/32" | 1 5/8" | 1" | 3/8" | 0.16" | 150 | 180 | 3,000 psi Concrete | Torx | 50 | 000000000 | 000000 | 000000000 | 00000 | 000000 | 000000 |
Blue Corrosion-Resistant-Coated Steel | |||||||||||||||||
3/16" Dia. | |||||||||||||||||
1 1/4" | 3/16" | 5/32" | 1 3/32" | 1" | 3/8" | 0.16" | 150 | 180 | 3,000 psi Concrete | Torx | 50 | 000000000 | 0000 | 000000 | 00 | 000000 | 00 |
2 3/4" | 3/16" | 5/32" | 1 5/8" | 1" | 3/8" | __ | 150 | 180 | 3,000 psi Concrete | Torx | 50 | 000000000 | 00000 | 000000000 | 0000 | 000000 | 00000 |
3 1/4" | 3/16" | 5/32" | 1 5/8" | 1" | 3/8" | 0.16" | 150 | 180 | 3,000 psi Concrete | Torx | 25 | 000000000 | 0000 | 000000 | 00 | 000000 | 00000 |
1/4" Dia. | |||||||||||||||||
1 1/4" | 1/4" | 3/16" | 1 3/64" | 1" | 1/2" | 0.21" | 190 | 225 | 3,000 psi Concrete | Torx | 50 | 000000000 | 00000 | 000000 | 00 | 000000 | 00 |
1 3/4" | 1/4" | 3/16" | 1 35/64" | 1" | 1/2" | 0.21" | 190 | 225 | 3,000 psi Concrete | Torx | 50 | 000000000 | 00000 | 000000 | 00 | 000000 | 00 |
2 1/4" | 1/4" | 3/16" | 1 5/8" | 1" | 1/2" | 0.21" | 190 | 225 | 3,000 psi Concrete | Torx | 50 | 000000000 | 00000 | 000000 | 00 | 000000 | 00 |
2 3/4" | 1/4" | 3/16" | 1 5/8" | 1" | 1/2" | 0.21" | 190 | 225 | 3,000 psi Concrete | Torx | 25 | 000000000 | 0000 | 000000 | 00 | 000000 | 00 |
3 3/4" | 1/4" | 3/16" | 1 5/8" | 1" | 1/2" | 0.21" | 190 | 225 | 3,000 psi Concrete | Torx | 25 | 000000000 | 00000 | 000000000 | 0000 | 000000000 | 0000 |
4" | 1/4" | 3/16" | 1 5/8" | 1" | 1/2" | 0.21" | 190 | 225 | 3,000 psi Concrete | Torx | 25 | 000000000 | 00000 | 000000 | 00 | 000000 | 00 |
5" | 1/4" | 3/16" | 1 5/8" | 1" | 1/2" | 0.21" | 190 | 225 | 3,000 psi Concrete | Torx | 10 | 000000000 | 00000 | 000000000 | 0000 | 000000 | 00 |
6" | 1/4" | 3/16" | 1 5/8" | 1" | 1/2" | 0.208" | 190 | 225 | 3,000 psi Concrete | Torx | 10 | 000000000 | 00000 | 000000000 | 0000 | 000000 | 00 |
Silver Corrosion-Resistant-Coated Steel | |||||||||||||||||
3/16" Dia. | |||||||||||||||||
1 3/4" | 3/16" | 5/32" | 1 7/16" | 1" | 3/8" | 0.151" | 100 | 150 | 3,000 psi Concrete | Phillips | 50 | 000000000 | 00000 | 000000000 | 0000 | 000000 | 00000 |
2 1/4" | 3/16" | 5/32" | 1 7/8" | 1" | 3/8" | 0.141" | 150 | 160 | 3,000 psi Concrete | Phillips | 50 | 000000000 | 00000 | 000000000 | 0000 | 000000 | 00 |
5/16" Dia. | |||||||||||||||||
2 1/4" | 5/16" | 1/4" | 1 1/2" | 1" | 9/16" | 0.185" | 170 | 210 | 3,500 psi Concrete | Phillips | 25 | 000000000 | 00000 | 000000 | 00 | 000000000 | 00000 |
2 3/4" | 5/16" | 1/4" | 1 1/2" | 1" | 9/16" | 0.186" | 170 | 210 | 3,500 psi Concrete | Phillips | 25 | 000000000 | 00000 | 000000 | 00 | 000000000 | 00000 |
Installation Tool Set for 3/16" and 1/4" Dia. Screws | 000000000 | Each | 0000000 |