Cross Slot: United Kingdom Gallery HomeUnited Kingdom Primewest 5m drill in flint ground UK Primewest 5m drill in flint ground UK Practicing the "5-minute fallow" in UK Loading a PKD 6m Cross Slot bound for UK These are tough flint soils! Cross Slot handles them by leaving the flints in the soil. Eventually the soil will build over the flints and these soils will become much kinder to drill!