Strange screws…

Archived from the Tools In Action forum (Accessories). This thread is read-only.

AltanMember since Nov 2011

I was looking for Torx/Slotted screws and I found a few strange screw types with strange drives, Have you ever seen any of them or a screwdriver bit for these?! 

Photo from the original forum

AltanMember since Nov 2011

Photo from the original forum

AltanMember since Nov 2011

I think they call this one H drive.

Photo from the original forum

AltanMember since Nov 2011

Photo from the original forum

AltanMember since Nov 2011

Photo from the original forum

AltanMember since Nov 2011

Photo from the original forum

AltanMember since Nov 2011

Photo from the original forum

winglessMember since Nov 2017

Altan wrote:

5 minutes ago, Altan said:

I was looking for Torx/Slotted screws and I found a few strange screw types with strange drives, Have you ever seen any of them or a screwdriver bit for these?! 

Photo from the original forum

This appears to be a combination drive, accepting both Torx and flat head screwdriver.

winglessMember since Nov 2017

Altan wrote:

6 minutes ago, Altan said:

Photo from the original forum

That is a spade head thumb screw.

AltanMember since Nov 2011

wingless wrote:

1 minute ago, wingless said:

This appears to be a combination drive, accepting both Torx and flat head screwdriver.

Yes, I know. I use Torx screwdriver bits for them, but we can use Square screwdriver bit for ECX also, why they made a special bit for them then?! I have not seen Square/Slotted bits in UK by now. 

AltanMember since Nov 2011

wingless wrote:

3 minutes ago, wingless said:

Great link. Thanks

winglessMember since Nov 2017

Altan wrote:

38 minutes ago, Altan said:

Photo from the original forum

Most ball head fastener images I located showed either having a shoulder, an Allen hex drive receptacle, or both. Some also have a larger hex drive shoulder.

 

The ones w/ the larger hex drive shoulder appear to be applicable for usage as part of a ball joint system, w/ the shoulder being used to provide strength.

AltanMember since Nov 2011

wingless wrote:

2 minutes ago, wingless said:

Most ball head fastener images I located showed either having a shoulder, an Allen hex drive receptacle, or both. Some also have a larger hex drive shoulder.

This one might be for light use manually?!

winglessMember since Nov 2017

Altan wrote:

8 minutes ago, Altan said:

This one might be for light use manually?!

Some overhead electrical fixtures have trim covers retained by screw/studs and spherical balls that finger screw onto those “studs”. These ball screws might be used in that application.

winglessMember since Nov 2017

Altan wrote:

23 minutes ago, Altan said:

Yes, I know. I use Torx screwdriver bits for them, but we can use Square screwdriver bit for ECX also, why they made a special bit for them then?! I have not seen Square/Slotted bits in UK by now. 

There have been infrequent encounters for me on ECX screws, always on electrical parts. I just ordered those Milwaukee bits for that usage.

 

Many times I was able to use square drive bits for tightening, so I used that drive bit.

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