What do you look for when you are spin testing your arrows? I have never done it before so I'm unsure. I'm trying to compare the different broadheads I have.
What do you look for when you are spin testing your arrows? I have never done it before so I'm unsure. I'm trying to compare the different broadheads I have.
WOBBLE!!! at the tip and in the shaft. I spin test them on my finger. even with broadheads. any wobble and that head gets taken off and a new one in its place. sometimes a broad head will wobble on one shaft and not on the next.
Old school way was to spin 'em tip down on a hard surface. Some guys even used their palm. IMO, the only way to do this is with a good tool. Pine Ridge Arrow Inspector is affordable and portable so you can take it when you travel and assure assembly of straight arrows when you arrive. Also check the G5 ASD (Arrow Squaring Device). With it you can square the ends of cut shafts perfectly perpendicular to the long axis of the arrow, then square the end of the insert after you glue them in. Make point wobble much less likely from the get-go.
I've tried them on granite and they do nothing but spin and fall over. I just don't get how anybody can spin them with their hand on anything and see what's going on.
You want a super smooth, wobble-free spin. You may want to lay down a white sheet of paper as a background so it's easier to spot ANY wobble. You want to carefully inspect BOTH ends of the arrow... the b-head tip as well as the nock end. A flawless arrow is just sexy! :shade:
i'm old school, i blow on my vanes, to get the arrow, to spin and a high pitch sound means, it's straight ,low means your not straight .be careful with the bh on your hand, they do cut.you can see and hear if it's bad
oh it does take some time to learn this ,but it's a fast way to check your arrows.
Looking for runout.....
Put them on a tester or a flat surface and take a cardboard box (cereal box will do) and make a circle with a black marker and spin the BH tip in the circle. You'll be able to see any runout you may have. If they're running true you should have one small pin hole mark in your marker circle.
Blowing on them vertically with the tip on a hard surface; I have tested a bunch and right at .003-.004 or so you cannot see the wobble. This is really not good enough for longer shots with BH's. The jig is essential.
Many good jigs on the mkt [ASD being one] but you can make your own easily enough. Something that supports the arrow horizontally with a notch below fletch and notch a couple inches above BH works with tip against a cardboard box.
I have a spin tester that I set on a hard flat surface like a table, set the box it gets stored in off to one end. I lightly touch the arrow point or nock end to the box and mark that point with a single dot. Then spin the arrow and watch how true the point stays near the dot. Same for the nock end.
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