Cone, base area 3 1/3 cm2, 60 °
Soil sample ring Ø 84 mm, numbered
Cone, 5 cm2, 60 °
https://production.royaleijkelkamp.com/shop/d0042640-cone-5-cm2-60-deg-27012
https://production.royaleijkelkamp.com/web/image/product.template/27012/image_1920?unique=3b3749f
Cone, base area 5 cm2, angle 60°.