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Coarse Threads Gimlet Point Rust Proof Steel Wood Screws , Lag Bolt Screw 25mm ~ 400mm
1. Descriptions:
These Hex Lag Screws are hexagonal drive screws These Hex Lag Screws are hexagonal drive screws used for directly fastening into wood. Common applications include retaining walls deck frames and outdoor play equipment
Hex lag screws are corrosion resistant 304 stainless steel. They are made of stainless steel for corrosion resistance. Lag bolts are used to lag together lumber framing, to lag machinery feet to wood ...
Hex Head Lag Screws also called a a lag screw. Lag bolts,Hex head coach screw is a full-bodied threaded bolt with a hex head, spaced threads and a gimlet point. Due to their tough exterior and durability hex head lag bolts are used mainly in wood construction or when connecting heavy load bearing materials.
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2. Specifications:
1. Name: DIN571 hex head wood screw, Hex Lag screws
2. Grade: C10B21, C1022, SUS201,SUS410,SUS304,SUS316,A2-70,A2-80,A4-80
3. Size: M5x25--M20x400mm
4. Standard: DIN96 DIN97,DIN95, DIN7995, DIN7997, DIN571
5. Certification: ISO9001, SGS, CTI, ROHS
6. Drive: philips, pozi, socket, hex, square, solloted, combined
7. Packing: bulk packing, small box packing, plastic box packing
8. Payment Terms: T/T
9. Main market: USA, Europe, Chile, Dubai, Russia, Africa
3. Drawing Technical Data:
Bolt Diameter | D | F | H | Threads Per Inch | Thread Dimension | ||||
Body Diameter | Width Across Flats | Head Height | Pitch | TF | TD | TR | |||
Max | Min | Flat At Root | Depth of Thread | Root Diameter | |||||
1⁄2 | 0.515 | 0.482 | 3⁄4 | 11⁄32 | 6 | 0.167 | 0.072 | 0.064 | 0.371 |
5⁄8 | 0.642 | 0.605 | 15⁄16 | 27⁄64 | 5 | 0.2 | 0.086 | 0.077 | 0.471 |
3⁄4 | 0.768 | 0.729 | 11⁄8 | 1⁄2 | 41⁄2 | 0.222 | 0.096 | 0.085 | 0.579 |
7⁄8 | 0.895 | 0.852 | 15⁄16 | 37⁄64 | 4 | 0.25 | 0.108 | 0.096 | 0.683 |
1 | 1.022 | 0.976 | 11⁄2 | 43⁄64 | 31⁄2 | 0.286 | 0.123 | 0.11 | 0.78 |
11⁄8 | 1.149 | 1.098 | 111⁄16 | 3⁄4 | 31⁄4 | 0.308 | 0.133 | 0.119 | 0.887 |
11⁄4 | 1.277 | 1.223 | 17⁄8 | 27⁄32 | 31⁄4 | 0.308 | 0.133 | 0.119 | 1.012 |
13⁄8 | 1.404 | 1.346 | 21⁄16 | 29⁄32 | 3 | 0.333 | 0.143 | 0.128 | 1.119 |
11⁄2 | 1.531 | 1.469 | 21⁄4 | 1 | 3 | 0.333 | 0.143 | 0.128 | 1.244 |
Dimensions per ASME B18.2.1 2003 |
4. Uses:
For secure wood connections
Hexagon head for improved application of force when installing screws
The wood screw forms its nut thread instead of cutting.
A core hole must be pre-drilled depending on the diameter and type of wood (hardwood)
Hexagonal wood screws and plastic mushroom seals are used almost exclusively for securing corrugated Eternit sheets to wooden trusses
5. More Pictures:
Hexagon wood screws, Eternit screws, Hex Lag screws, coach screws