No Wrench Screw Anchor
The no wrench screw anchor is a type of Auger Style Earth Anchor, it functions by basically guying cables or wires within utility poles, which is comprised of an angle-cut tip, welded helix and an anchor rod of forged-eye.
To ensure that the anchor is screwed on the ground, both the thimble eye and triple eye anchors have a rod with a wide opening to withhold the turning bar.
The best thing about this anchor is that it can be power-installed because of its eye that takes part in the adapter of the hole-boring machine.
When installed, the no wrench screw anchor reduces the holding capability by about 10-20%, while this failure is to stick with 5 degrees of installation alignment with the guying mass will reduce the strength. Also, these ratings are only valid for anchors that are installed correctly.
Features:
- The no wrench screw anchor is very suitable for manual or machine installation
- It is a triple guy eye
- No wrench anchor is an integral forged eye with a helix welded to the shaft
- The anchor is made up of hot-dip galvanized material
- It weighs 55lbs, 14 inches of height and width with depth up to 96 inches.
| Catalog No. | AnchorSize Dia. | Rod Dia. & Length | Std. Pkg. | Holding Capacity (lbs. (kN)) vs Soil Class | ||
| / Pallet | Class 5 | Class 6 | Class 7 | |||
| NWA4-3/4 | 4” | 3/4 x 54 | 1/100 | 4,500 (20.0) | 3,000 (13.3) | 1,500 (6.7) |
| NWA6-3/4 | 6” | 3/4 x 66 | 1/100 | 6,500 (28.9) | 5,000 (22.2) | 2,500 (11.1) |
| NWA8-1 | 8” | 1 x 66 | 1/60 | 11,000 (48.9) | 9,000 (40.0) | 6,000 (26.7) |
| NWA10-5/4 | 10” | 5/4 x 66 | 1/20 | 13,000 (57.8) | 10,000 (44.5) | 7,000 (31.1) |
| NWA14-3/4 | 14” | 5/4 x 96 | 1/20 | 16,000 (71.2) | 15,000 (66.7) | 12,000 (53.4) |
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Frequently asked questions (FAQ)
What is no wrench screw anchor?
The no wrench screw anchor is made up of hot-dip galvanized with an upset hex, as these anchors are a type of earth anchors and used for guying purposes.
What is the function of no wrench screw anchor?
Guying wires or cables within utility poles is the basic function of no wrench screw anchor.
How to use a no wrench screw anchor?
The no wrench screw anchor is used for guying wires at utility poles; the good specification of this no wrench screw anchor is that it can be driven by power equipment or by hand, whichever is suitable.
How to install a no wrench screw anchor?
Few steps can be followed to install the no wrench anchor in a better way.
- Attachment of Kelly bar adapter to the output shaft or the digger’s Kelly bar
- No wrench tool must be bolted to the Kelly bar adapter.
- Pins that are located in the anchor installation tool is to be removed, and anchor rod eye to be inserted into the pool to re-pin the settings.
- Wrench anchor to be placed at a vertical position so that when anchor's helix immerse in the ground, the boom retract to the specific guy angle.