Yes, it was Canadian born , I cannot figure out why it never caught on in US.
Yes, it was Canadian born , I cannot figure out why it never caught on in US.
Found it @ lowes.
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It's much better than Phillips for wood screws IMO, as long as nobody's painted over the hardware. ........
great!
I agree. phillips are easier to get the paint out than a robertson . Think door hinges with ten coats of paint on them
great!
I agree. phillips are easier to get the paint out than a robertson . Think door hinges with ten coats of paint on them
I used to rebuild 47 to 54 chevy trucks and they had lots of Robertson screws.
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Sorry man, I gotta repeat the holy ****- I'm honestly stunned that this is new info.
Yes indeed, Robertson is square drive, one and the same. It's been around just about forever. I have Canadian- made Robertson square drive screwdrivers (company's still around IIRC), and Cman, and S-K, and probably some others. I'm working through a large pile of square drive trim screws, they're #1 square IIRC and way better than a small Phillips head- the bit stays engaged until the screw is at the right depth without throwing all my body weight and prayers into it.
GJ lore has it that the better Robertson bits are formed from two pieces of steel. I'll try to find a pic and edit it in...
ETA - Pic attached, hope it helps make sense of what I'm getting at/ blathering about. It's a bit sold by McFeely's, which I've read is a great place to buy square drive screws and whatnot, but I've got no personal experience- my trim screw pile are all Swanson I think. I've got some similarly- constructed bits I bought from Cripe several years ago (Poulan? Poulson? don't recall exactly, same construction as the pic, Canadian- made).
Link to that #3 bit, mentions its construction-
https://www.mcfeelys.com/3-x-2-in-c...-bit-silver-gray-buy-10-and-save-hx-0320.html
The Robertson is -not- like anything just tagged square drive.
Not sure if it's patented or licensed, but the taper on the head in night and day difference in engagement, in or out, than with a flush straight square head...
Home Depot's Milwaukee screw driver sets used to come with them, there is also a 8 point version the 4 point Robertson tips work in.

When I bought my enclosed trailer it had (still does) alot of the 8 point version. I was going crazy trying to find an 8 sided bit for them. Then I asked a buddy ( who has had many enclosed trailers) and he said to use a square bit.
I kinda looked at one of the screw heads and thought, man what a ******* I was for not catching that.
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Yes they had clutch screws.You sure those were not clutch head screws? CH is what my old Chevys used.
lg
no neat sig line
Not many people would think phillips is as good as robertson but the cost difference is more than substantial. I don't know what they cost in Canada but in the US the added cost is more than enough to keep them off the market. RV manufacturers use them exclusively, but that is because the time they save on assembly justifies the cost.
Scrulux, square or Robertson are similar. A true Robertson driver and screw has a slight taper to it. Most of the Canadian made drivers were a two piece design like the Craftsman and Fuller in the 2nd picture. Snap-on makes a set with the good hard handles and proper color coding but the tips are square instead of the slight taper
