DRILLNOX STAR 3T TB 4.8x20
Generic code 372521
- Self-drilling screw 4.8x20 bi-metal domed head Ø13 star25 natural, for steel support 3 sheets max - A2 stainless steel/steel pilot tip.
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Applications
- Fastening on steel substrate in corrosive environments.
Advantages
- Slightly domed head and stainless steel self-tapping body, drill tip and introduction thread made from zinc-plated hardened steel.
- Corrosion resistance greater than 30 Kesternich cycles (excluding drill point)
Technical characteristics
| Type of the screw tip |
Small tip |
| Type of thread |
Single thread |
| Drilling capacity mini |
2 x 0.75 |
| Pre-drilling |
Without pre-drilling |
| Product material |
Bi-metal (A2 stainless steel / Steel) |
| Drilling capacity maxi |
3 x 0.75 |
| Head shape |
Domed cylindrical head |
| Pattern |
Star |
| Pattern Star |
Star 25 |
| Material of the screw head |
A2 Stainless steel |
| Laquering |
Natural head |
| Resistance to corrosion |
30 Kesternich cycles |
| Installation mode |
Installation by Star Gripp screwdriving |
| Supporting material |
Assembly of sheet metal |
| Diameter of the head |
13
mm |
| Diameter on thread |
4.8
mm |
| Thread pitch |
1.59
mm |
| Length |
20
mm |
| Head height |
3.5
mm |
| Minimum clamping capacity |
0
mm |
| Maximum assembly capacity |
2.25
mm |
5 features on 21
| Designation | Article codes | Color label |
Our program of screws and lacquered accessories offers more than 2000 colors for our roofing / cladding / facade applications. Discover the width of our color palette with our lacquering expertise.
- Used with a Star 25 screwdriving bit.
Interested in this product ?
Contact us