stainless steel no pollution convenient, fast, reduce the labor intensity Name: Hand Soil AugerFeature1, the sampler is made of stainless steel, without pollution to sample2, Pedal type, more convenient, fast, reduce the labor intensity3, Take 20CM of the soil samples each time.specificationsinternal diameter :35mmexternal diameter:40mmtotal length:1m Hand Stainless Steel Soil Auger