WERHE® 1 1/4" UNC inch Extension for Diamond Drill bit 200mm core Holder Hole Saw or Box

-You can extend the working range of your hole saw. -both sides (inside and outside) Fits any 1 1/4 -Optimally long extension of 200 mm -Durability is guaranteed by the high quality of the steel and its thickness. -The design of the extension allows for trouble-free drilling with water.