Best Metal Survey Markers

THE ETERNAL GRAVE MARKER ～Lunatic Crow Ground Mix～

Practical Tools: our washer can be installed under the survey pile to improve visibility, make your pile easier to find, and bring convenience to your measurement and marking work.
Suitable Size: the washer has an outer diameter of about 10.2 cm/ 4 inches, an inner diameter of about 2.1 cm/ 0.83 inches and a thickness of about 1.5 mm/ 0.06 inches, which is suitable for most survey piles. Please check the size information carefully before ordering.
Reasonable Design: this washer is reasonable in design, flush with the ground after installation, with almost no bumps, and you can easily mow or drive on it.
Solid Metal Material: the gasket is made of quality metal material, which will not break or deform easily, and the edge will not bend downward or inward, so it can serve you for a long time.
Orange Appearance: this washer is designed in orange color, which is consistent with the color of the survey pile, so it is easy to help you locate and will not be easily corroded or rusted.

Practical Tools: our washer can be installed under the survey pile to improve visibility, make your pile easier to find, and bring convenience to your measurement and marking work.
Suitable Size: the washer has an outer diameter of about 10.2 cm/ 4 inches, an inner diameter of about 2.1 cm/ 0.83 inches and a thickness of about 1.5 mm/ 0.06 inches, which is suitable for most survey piles. Please check the size information carefully before ordering.
Reasonable Design: this washer is reasonable in design, flush with the ground after installation, with almost no bumps, and you can easily mow or drive on it.
Solid Metal Material: the gasket is made of quality metal material, which will not break or deform easily, and the edge will not bend downward or inward, so it can serve you for a long time.
Orange Appearance: this washer is designed in orange color, which is consistent with the color of the survey pile, so it is easy to help you locate and will not be easily corroded or rusted.

MULTIPLE USES- Secure landscape timbers, concrete forming, survey markers, plant stakes, secure concrete blocks and more.
HEAVY DUTY- Strong durable steel rebar 3/8 inch round.
STRONG HOLDING-Ribs allow for good gripping while driving it into ground.

...r drone mapping up to 400 feet. The standard size is useful when scaling and verifying the map, providing a standard reference distance during post-processing..
DRONE GCP WITH CENTER PASSTHROUGH - The center passthrough design allows pre-established survey stakes or survey markers to be slid directly through the GCP for added convenience when mapping. Using the passthrough, a surveyor can place markers days or weeks prior to the flight mission. The GCP can then be placed over the existing markers with precision as the surveying marker remains in place during the placement and retrieval of the aerial targets..
LIGHTWEIGHT & DURABLE AERIAL TARGETS - Using a weatherproof mesh material, these GCPs were made to be highly visible yet lightweight, a big benefit when traveling or placing the GCPs in the field. The material is made with a matte finish which reduces glare from sunlight and overexposure on sunny days, which makes selecting the center of the target easier during post-processing..
GCP WITH SOFTWARE COMPATIBILITY - These GCPs are compatible with many popular photogrammetry reconstruction software from the leadin....

(4 Pack) 3" Diameter Polished Stainless Steel Survey Marker ~By Far The Most Attractive, Longest Lasting, Strongest Anchoring Flat Boundary Stake 10 INCH LONG Bronze Plated Rust Proof Self Drilling Screw In Anchor.
Low Profile Mow Over Drive Over Survey Plaque Pins ~Easy To Locate But Not Obstructive Like A Stake.
Permanent Marker For Property Lot Lines ~Polished Stainless Steel, Not Cheap Galvanized Or Painted Property Markers ~Comes With Removable Protective Film.
Large 3" Polished Stainless Steel Plaque ~Push in or Screw In With Your Cordless Drill In Tough Soil Conditions, Gravel, Clay, Hardpan Even FROZEN GROUND NO PROBLEM.
See All Our Keyfit Tools ~Keyfit Tools Patented Products.

(4 Pack) JUMBO 6" Diameter Polished Stainless Steel Survey Marker ~By Far The Most Attractive, Longest Lasting, Strongest Anchoring Flat Boundary Stake 10 INCH LONG Bronze Plated Rust Proof Self Drilling Screw In Anchor.
Low Profile Mow Over Drive Over Survey Plaque Pins ~Easy To Locate But Not Obstructive Like A Stake.
Permanent Marker For Property Lot Lines ~Polished Stainless Steel, Not Cheap Galvanized Or Painted Property Markers ~Comes with removable white protective film..
XL 6" Polished Stainless Steel Plaque ~Push in or Screw In With Your Cordless Drill In Tough Soil Conditions, Gravel, Clay, Hardpan Even FROZEN GROUND NO PROBLEM.
See All Our Keyfit Tools ~Keyfit Tools Patented Products.

Practical Tools: our washer can be installed under the survey pile to improve visibility, make your pile easier to find, and bring convenience to your measurement and marking work.
Suitable Size: the washer has an outer diameter of about 10.2 cm/ 4 inches, an inner diameter of about 2.1 cm/ 0.83 inches and a thickness of about 1.5 mm/ 0.06 inches, which is suitable for most survey piles. Please check the size information carefully before ordering.
Reasonable Design: this washer is reasonable in design, flush with the ground after installation, with almost no bumps, and you can easily mow or drive on it.
Solid Metal Material: the gasket is made of quality metal material, which will not break or deform easily, and the edge will not bend downward or inward, so it can serve you for a long time.
Orange Appearance: this washer is designed in orange color, which is consistent with the color of the survey pile, so it is easy to help you locate and will not be easily corroded or rusted.

Patent Pending smart-search technology indicates polarity and eliminates interference.
1.5x more sensitivity than leading brands with four modes of operation.
Large LCD screen for visual search results with signal strength bar graph, sensitivity, volume, and battery level indicator.
Waterproof tube (IP67) and tip for locating even in the toughest environments and weather conditions.
Locates ferrous metals underground such as manholes, steel covers, septic systems, corner survey markers, cast iron pipes, iron valves, and re-bar.

Use non-adhesive flagging tape to mark boundaries, survey markers, trees and hazardous areas.
Item package dimension: 5. 8" L x 3. 9" W x 1. 80" H.