When you broke the screw, is, when you put the screws to the sash.
On 2015-10-06 05:27:46
I use many times, but it is very nice.
Threading in the electric tool
On 2014-06-12 09:49:05
This tap is, if you use an electric tool, a place of about 4-5 mm from the tip
Sharpness is the game. Cut is suddenly thick in this area has become deeply,
If you do not cut here, collapsed the threads of the member, the hole will become a fool.
Because the hexagonal axis tap is based on the assumption that the turn at once in such as an electric drill
But, I think that I wonder if a middle tap why.
Tip is not narrowed as rough tap, if we become gradually thick, with hand-cranked
Such as when to turn off the screw, even without the back turn, expires clean screw
I think it's.
That became the hexagonal axis is a good thing, but this tap, the traditional tap to the hexagonal axis
The are of the only, believed that wring off at once by using the electric tool
It is what not.
Tapping of iron · SUS
On 2012-01-22 00:56:11
Even if you care, you pretty broken. Troubled only to not cheap ones. It is an easy-to-use people plus the usual tap to impact for the chuck. By the way, good to use is 6 · 5 · 4mm.