A Good Looking Lawn Is The Key To Your Gardens General Appearance And Youll Be Rewarded For A Stint With The Sneeboer Lawn Aerator By A Glorious Green Carpet! combine Innovative Design With Traditional Hand Forging Methods And The Result Is A Tool To Be Proud Of - And One Which Helps Breath New Life Into Heavily Compacted And Well-used Areas Of Grass. The Two Hollow Tine Aeration Spikes - Each 11cm (4\") Deep And 1cm (\") In Diameter - Remove A Core From The Lawn, And This Material In Turn Is Expelled When You Make The Next Holes With The 107cm (42\") Long Sneeboer Lawn Aerator. The 23cm Wide Crossbar Gives The Perfect Foothold To Exert Downward Pressure And Were Confident The Sneeboer Lawn Aerator Will Meet With Both Your, And Your Lawns Approval!sneeboer Lawn Aerator Measures 107cm (42\") Overall2 Hollow Tines Are 10cm (4\") Deep And 2cm Dia. Taper To 1cm23cm Wide Crossbar Allows Tines To Be Easily Pushed Into Soil By Foothollow Tines Remove A Core From The Lawn Creating Essential Air Spaces For Grass Rootsperfect For Use On Heavily Used And Compacted Lawnscores Are Pushed Out Of Top Of Tines On Next Usehead Manufactured From Stainless Steelquality Ash Handleaerate Between September And Maycores Left On Lawn Surface Break Down And Add Nutrients To Soil