Used Redexim Verti-Drain 7117 tractor mounted aerator fitted with the following:
	
Working width 1.70 mtr (68”) 
	
Working depth Up to 150 mm (6”)
	
Tractor speed @ 500 rev’s at PTO 
	
Hole spacing 55 mm (2-1/8”) Up to 2.0 km/h (1.25 mph)
	
Hole spacing 90 mm( 3 ½”) Up to 3.2 km/h (2.0 mph)
	
Hole spacing 125mm(5”) Up to 4.3 km/h (2.7 mph) 
	
PTO speed Up to 500 rpm in 1st and 2nd gear, 400 rpm in 3rd.
	
Weight 575 Kg (1265 lbs) 
	
Hole spacing side-to-side 55 mm (2-1/8”) 
	
Hole spacing in driving direction 25 – 125 mm ( 1 - 5”) 
	
Recommended tractor size 28 HP with lift capacity of minimum 700 Kg ( 1550 lbs) 
	
Spacing 55 mm (2-1/8”) Up to 3300 sq.mtr (29500 sq ft)/ hour
	
Spacing 90mm (3 ½ “) Up to 5300 sq.mtr (47000 sq.ft)/ hour
	
Spacing 125mm (5”) Up to 7200 sq.mtr (63000 sq.ft)/ hour 
	
Maximum tine size Solid 12 x 150 mm (1/2”x 6”) 
	
Hollow 19 x 150 mm (3/4”x 6”) 
	
Slip clutch setting PTO Maximum 400 Nm. (3540 lb.inch.) 
	
Three point linkage 3- point CAT 1
	
Front and rear roller with scrapers 
	
3- shuttle gearbox