BLOSTM Auger Drill Bit Set - This 2-piece garden post hole digger with auger drill bit set includes two sizes of auger drill bits: 1.6” x 9” (4 x 22 CM) and 3” x 12” (8 x 30) cm. The product can be used to quickly dig a hole that is 1.6" wide x 9" deep and 3" wide x 12" deep, ideal for adding plants of all sizes! Whether you are using the BLOSTM Garden Auger Set for planting blubs, potting plants, planting flowers, transplanting vegetables, planting bare root trees, or even tilling top soil, this auger drill bit set has you covered! Digging holes for gardening can be incredibly taxing on the body.