uxcell 2 1/8" Dia Hole Saw 7/8" Auger Bit Door Lock Installation Kit Product Name: Door Lock Installation Kit Material: Metal; Color: Silver Tone, Black; Hole Saw Cutting Dia. : Cutting Dia.: 54mm/2 1/8'' Total Length:98mm/3.89''; Shank Dia.: 9mm/0.35''; Auger Bit: Cutting Dia.: 22mm/7/8" Total Length:120mm/4.72''; Shank Dia.: 9mm/0.35'';Key Size: 66 x 4mm/2.6'' x 0.16''(L*Hex Size); Package Content:1 x Hole Saw;1 x Auger Bit;1 x Hex Key