4 X 14mm HSS Drill Bit Hole Saw, Stainless High Speed Steel Metal Alloy 8.1mm(ID)x9.5mm(OD)x300mm(L) can be adjusted the opening

can be adjusted the opening size by knotting

Terminal Quantity:6

Feature: dual hose tail

When you install

4 X 14mm HSS Drill Bit Hole Saw, Stainless High Speed Steel Metal Alloy 8.1mm(ID)x9.5mm(OD)x300mm(L) can be adjusted the openingHole saw is made of HSS high speed steel, with low consumption and durable for impact resistance, wear resistance. Hole drill bit is through a special heat treatment, sharp edge, high precision, smooth cutting and high strength. Openings for stainless steel, iron, aluminum, and various types of pipes. Hole saw creates a hole in the work piece without having to cut up the core material. Hole saw is perfect for Installing Locks, Knobs in Doors and