The handle fits tools needing a standard broom thread or acme thread handle.
Broom handle thread.
But it is not the right pitch for standard broom handles.
One standard shown here has a pitch of 5 threads per inch.
I was able to find a thread gauge and found that a standard broom handle thread is 3 4 5.
Most of the metal and plastic threads have very loose tolerances and form especially the plastic ones.
Swopt 48 steel interchangeable handle only cleaning heads sold separately 5126c6.
2 pc metal threaded handle tips for 3 4 wood or metal poles heavy duty aluminum buy 3 get 1 free extension pole tip threaded tip replacement ultra threaded tip repair kit.
I have a few paint tools such as telescoping poles that all use the same standard threads.
Besides painting i ve seen the same or similar standards used for brooms lightbulb grips pool tools and gutter cleaning poles.
Manufacturers take a lot of liberty with this thread.
4 2 out of 5 stars 17.
The rubbermaid commercial wood broom handle with threaded metal tip has a self locking feature that secures the broom block to the handle.
When assembled the handle has a hole to easily be hung out of the way when not in use.
As you state there are several thread sizes for handles but i ve always been told that 3 4 5 acme is the standard thread form in the us.
Boardwalk 137 heavy duty threaded end lacquered hardwood broom handle 1 1 8 inch dia.
I tried several broom handles and handle extensions they don t thread in ore than one turn.
X 60 long magnetic pick up tool attachment 3 20 diameter 0 440 thick magnet assembly with acme threaded attachment for standard broom handle 65 pounds pull 1 each 4 1 out of 5 stars 68 14 15 14 15.
These wooden broom handles are heavier than typical polymer or metal handles and are better suited for moderate to heavy sweeping.
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Press the buttons connecting the pieces and the handle quickly breaks down into 3 piece for easy shipping and moving.