TCT Hole saw assortment

Suitable for Included holesaws (1 each) Part No.
For Plumber 22,25,29,35,38,45,51mm, adapter :
11mm (7/16″) hex,
TCT pilot drill, HSS pilot drill
D-51281
For Electrician 22,35,51,57,64,76mm, adapter :
11mm (7/16″) hex,
TCT pilot drill, HSS pilot drill
D-51297