Cobra 681J Concrete Screw Hex Head, 1/4" x 1-3/4" 4thJuly More than 2X the output

More than 2X the output and coverage of standard ultrasonic pest control units

Results become visible over time

gel and scale

Featuring "Star Drive" technology which virtually eliminates camout for a smooth

Tilt-back opening makes it easy for hogs

Cobra 681J Concrete Screw Hex Head, 1/4" x 1-3/4" 4thJuly More than 2X the outputHighlights: Designed for maximum holding power Made of high grade steel with special corrosion resistant coating Socket Drive and drill bit are included as a bonus in all packs of 25 and 100 Socket Drive Drill Bit 5 16 Inch Socket Drive Size In=1 4 x 1 3 4 Anchors Per Pack=25 WARNING: This product can expose you to chemicals including Nickel (Metallic) which is known to the State of California to cause cancer and birth defects or other reproductive