Ingco AKH0021 Plumber & Electrician Bi-Metal Hole Saw Set 18Pcs 4200bpm Cylindrical shank allows use with

Cylindrical shank allows use with compatible drill setups

An extensive range of accessories extends the application range

• Starter: electric start with one-man emergency system through starter cable (optionally)

Dimensions (L x W x H) w/ BL1815N / BL1820B: 144 x 81 x 228 mm (5-5/8 x 3-3/16 x 9″)

Ingco AKH0021 Plumber & Electrician Bi-Metal Hole Saw Set 18Pcs 4200bpm Cylindrical shank allows use withIngco AKH0021 Plumber & Electrician Bi Metal Hole Saw Set 18Pcs 9 Pcs Plumber's bi metal hole saw set (AKH0091) Material: HSS M3 Bi metal Size: 19mm(3 4") 22mm(7 8")29mm(1 1 8") 38mm(1 1 2") 44mm(1 3 4") 57mm(2 1 4") 1 pcs arbor: 3 8" Hex Shank,Fit Size: 9 16"~1 3 16" 1 pcs arbor: 7 16" Hex Shank,Fit Size: 1 1 4"~8 17 64" 1 pcs adapter arbors with 1 2 20 threads to fit hole saws 5 8 18 threads 9 Pcs Electrician's bi metal hole saw set (AKH0092)