Premium Zinc Plating Self-Tapping Concrete Anchor Bolts with Torx
Drive
1.Products Details:
The screws are specialized fasteners engineered for secure and
efficient installation in hard, dense materials such as concrete,
brick, stone, masonry, and plaster. Designed to address the
challenges of fastening in rigid surfaces, these nails combine
robust construction with a functional design, making them
indispensable in construction, home improvement, industrial
projects, and DIY applications.
2.Key Features:
The cross recess (a "+" shaped groove) on the nail head is
specifically engineered to fit standard Phillips or cross-head
screwdrivers/drill bits. This design ensures a tight, non-slip connection between the tool and the nail during installation, minimizing
wobbling or slipping. As a result, users can drive the nail
straight into hard materials with greater accuracy, reducing the
risk of bending or damaging the nail or the surface.
Unlike traditional smooth-headed cement nails, which often require
manual hammering (a labor-intensive and imprecise process), cross
recess cement nails are ideal for use with power drills or impact drivers. This compatibility significantly speeds up installation,
especially when working on large projects or hard surfaces where
manual hammering would be inefficient or physically demanding.
The cross recess design allows for more controlled force
application. When using a power tool, the steady torque and
alignment prevent excessive force from being applied unevenly,
which can crack or chip brittle materials like concrete or brick.
This makes them safer for delicate or precision-focused
applications, such as installing fixtures on walls.
Cement nails are typically made from high-carbon steel, which is
hardened to withstand the pressure of penetrating hard surfaces.
The cross recess design does not compromise the nail’s structural
integrity; instead, it ensures the nail is driven fully and
securely into the material, providing strong holding power. This
makes them reliable for securing heavy objects like shelves,
brackets, or electrical boxes.
While primarily used for concrete, brick, or stone, cross recess
cement nails can also be used on other hard surfaces like plaster
or masonry. Their compatibility with both manual tools (for small
jobs) and power tools (for large-scale projects) adds to their
versatility, making them a go-to choice for DIY enthusiasts,
contractors, and industrial workers alike.
3.Technical Parameters
| Specification | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 |
| Length | ×52 | ×72 | ×82 | ×92 | ×102 | ×112 | ×132 | ×152 | ×182 | ×202 | ×212 |
| D | 7.0~7.6 | 7.0~7.6 | 7.0~7.6 | 7.0~7.6 | 7.0~7.6 | 7.0~7.6 | 7.0~7.6 | 7.0~7.6 | 7.0~7.6 | 7.0~7.6 | 7.0~7.6 |
| P | ±1.5 | 2.6 | 2.6 | 2.6 | 2.6 | 2.6 | 2.6 | 2.6 | 2.6 | 2.6 | 2.6 | 2.6 |
| D1 | 6.3-6.7 | 6.3-6.7 | 6.3-6.7 | 6.3-6.7 | 6.3-6.7 | 6.3-6.7 | 6.3-6.7 | 6.3-6.7 | 6.3-6.7 | 6.3-6.7 | 6.3-6.7 |
| A | 10.4-11.5 | 10.4-11.5 | 10.4-11.5 | 10.4-11.5 | 10.4-11.5 | 10.4-11.5 | 10.4-11.5 | 10.4-11.5 | 10.4-11.5 | 10.4-11.5 | 10.4-11.5 |
| k | 2.5-3.4 | 2.5-3.4 | 2.5-3.4 | 2.5-3.4 | 2.5-3.4 | 2.5-3.4 | 2.5-3.4 | 2.5-3.4 | 2.5-3.4 | 2.5-3.4 | 2.5-3.4 |
| L | ±3 | 52 | 72 | 82 | 92 | 102 | 112 | 132 | 152 | 182 | 202 | 212 |
| L1 | 30-35 | 30-35 | 30-35 | 30-35 | 30-35 | 30-35 | 30-35 | 30-35 | 30-35 | 30-35 | 30-35 |
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