The 135 degree split point reduces thrust and eliminates walking at the drill point. Common flute and overall length for minimal adjustment during tool changes. Precision ground for high degree of concentricity between shank and body diameter. Ideal for drilling in tough, high tensile strength materials.
The drills are made with a general purpose flute design which will perform satisfactorily under the widest range of operating conditions and materials..
. This increases hardness (Rc 75-80) without increasing brittleness, which is measurably harder than high speed steel.17/32 Spiral Flute NITRO Construction Reamer Body and clearance are gold and black surface treated for maximum lubricity.
33"x22" Drop-in 60/40 Dbl Bowl 16Ga Zero Radius Topmnt SS Kitchen Sink The deep, square bowls and zero-radius corners of the Tirana series will easily drop into the trendiest of kitchens.