STANDARD : DIN 933,ISO 4017, DIN 961, ISO 8676, DIN558SIZE : M3 - M52 LENGTH 6 - 200MMMATERIAL : CARBON STEEL, STAINLESS STEEL, BRASSGRADE : 4.8 5.8 6.8 8 10.9 12.9 A2-50 A2-70 A4-70 A4-80FINISH : SELF COLOUR ,ZINC PLATED, HDG,ZINC FLAKEPACKAGING : BULK PACK | SMALL BOXEDHEAD STYLE : HEXAGONALCONNECTION : COMMON BOLTODM/OEM : AVAILABLE
STANDARD : DIN985SIZE : M3 - M48MATERIAL : Carbon Steel,Stainless SteelGRADE : 6, 8, 10 (Carbon Steel) A2-50, A2-70,A4-70,A4-80（Stainless Steel）FINISH : Plain | BZP | Mechanical Galvanized| GEOMET ...PACKAGING : Bulk Pack| Small Boxed or CustomizedAPPLICATION : Machinery, Chemical Industry, BuildingHEAD STYLE : Hexagonal
STANDARD : DIN 934SIZE : M2.5 - M100MATERIAL : STEEL GRADE 8, 10, 12GRADE : 6, 8, 10, 12, A2, A4, BRASSFINISH : PLAIN | BZP | HDG | GEOMET ...PACKAGING : BULK PACK | SMALL BOXED
STANDARD : To Drawing
SIZE : M7.5,M10, Length 52 - 212mm
MATERIAL : Carbon Steel, Stainless Steel
FINISH : Blue White Zinc Plated, Zinc Yellow Plate, Zinc Flake,Customized
SAMPLE : Free of charge samples, buyer bears shipping fee
ODM/OEM : Available
PACKAGING : Bulk Pack | Small Boxed
PRICE TERMS : FOB/CFR/CIF/DDP/DAP
• A countersunk self tapping screw, suitable for use in concrete, concrete blocks and masonry.
• Torx Ribbed Csk Masonry Screws, Serrated ‘V’ Thread (c/w Hi-Lo Lead Threads)
• Could be supplied with 1 x 1/4″ Hex T30 Torx 25mm Driver Bit & White Plastic Cover Caps.
• Includes TX driver bit.
• Includes TX driver bit.
Product Description:
Countersunk Torx‑head Concrete Screws are engineered for hard substrates such as concrete, brick and stone walls. The torx drive delivers high torque with no slipping. The countersunk head ensures a flush, neat finish after installation. Color‑zinc plated surface provides reliable corrosion resistance. It can be directly drilled into walls without pre‑embedded expansion tubes, featuring quick installation and stable fastening, ideal fasteners for construction & decoration.
Key Features:
Common Use Cases:
The Torx CSK Head Concrete Screws feature a partial hi-low thread design with three notches for superior grip in masonry and concrete. Available in sizes M7.5,LENGTH 52 – 212MM, they are made from high-strength carbon steel or stainless steel for corrosion resistance, with a durable Ruspert Grey finish. The Torx drive ensures secure, high-torque installation, while the unique thread and notch design enhances pull-out resistance, making them ideal for heavy-duty fastening in hard materials.
Suitable for concrete, red brick, aerated block, stone and other base materials. Widely used for fixing door‑window frames, railings, ceiling, pipe brackets, furniture, indoor & outdoor decoration, mechanical‑electrical equipment installation.
| Size | D | P±1.5 | D1 | A | K | L±3 | L |
| 7.5×52 | 7.0~7.6 | 2.6 | 6.3-6.7 | 10.4-11.5 | 2.5-3.4 | 52 | 30-35 |
| 7.5×72 | 7.0~7.6 | 2.6 | 6.3-6.7 | 10.4-11.5 | 2.5-3.4 | 72 | 30-35 |
| 7.5×82 | 7.0~7.6 | 2.6 | 6.3-6.7 | 10.4-11.5 | 2.5-3.4 | 82 | 30-35 |
| 7.5×92 | 7.0~7.6 | 2.6 | 6.3-6.7 | 10.4-11.5 | 2.5-3.4 | 92 | 30-35 |
| 7.5×102 | 7.0~7.6 | 2.6 | 6.3-6.7 | 10.4-11.5 | 2.5-3.4 | 102 | 30-35 |
| 7.5×112 | 7.0~7.6 | 2.6 | 6.3-6.7 | 10.4-11.5 | 2.5-3.4 | 112 | 30-35 |
| 7.5×132 | 7.0~7.6 | 2.6 | 6.3-6.7 | 10.4-11.5 | 2.5-3.4 | 132 | 30-35 |
| 7.5×152 | 7.0~7.6 | 2.6 | 6.3-6.7 | 10.4-11.5 | 2.5-3.4 | 152 | 30-35 |
| 7.5×182 | 7.0~7.6 | 2.6 | 6.3-6.7 | 10.4-11.5 | 2.5-3.4 | 182 | 30-35 |
| 7.5×202 | 7.0~7.6 | 2.6 | 6.3-6.7 | 10.4-11.5 | 2.5-3.4 | 202 | 30-35 |
| 7.5×212 | 7.0~7.6 | 2.6 | 6.3-6.7 | 10.4-11.5 | 2.5-3.4 | 212 | 30-35 |
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