HSS Bi-Metal M42 Hole Saw Core Bit

- Material: HSS Bi-Metal with black painting - Threading size: 16-30MM:1/2" , 31-152mm: 5/8" - Height: 38mm - Ideal for 0.5mm-5mm coated galvanized steel sheet. We also sell Hole Saw Arbor for this item use. 16-30mm arbor: 122296 HEX Plus Bi Metal Core Bits Hole Saw Arbor HSS Cutter Adaptor 32-152mm http://www.ebay.co.uk/itm/122296-HEX-Plus-Bi-Metal-Core-Bits-Hole-Saw-Arbor-HSS-Cutter-Adaptor-32-152mm-/281234886099?pt=UK_Home_Garden_PowerTools_SM&hash=item417ae7cdd3 31-152mm arbor: 122296A HEX Plus Bi Metal Core Bits Hole Saw Arbor HSS Cutter Adaptor http://www.ebay.co.uk/itm/122296A-HEX-Plus-Bi-Metal-Core-Bits-Hole-Saw-Arbor-HSS-Cutter-Adaptor-/271361808062?pt=UK_Home_Garden_PowerTools_SM&hash=item3f2e6c96be.