2 New Old Stock GROBET USA 6 Flt CHATTERLESS COUNTERSINKS 1/2" X 2" 100 Deg Lenox The only difference is that

The only difference is that ES collets have a larger collapse range due to a larger number of slits in the collet body

The protective coating was removed from one counterskink for photographs

photo of bulk box and label shown for information purposes only will not be included in sale

102 and foam module PM

rotary tables

2 New Old Stock GROBET USA 6 Flt CHATTERLESS COUNTERSINKS 1/2" X 2" 100 Deg Lenox The only difference is thatTwo New Old Stock GROBET ( a manufacturer of premium quality tool and diemakers tools) USA 6 Flute CHATTERLESS COUNTERSINKS 1 2" diameter X 2" long (100 Degrees Compound Angle) 3 8" Shank . The countersinks are new old stock perhaps from the 1960's or 70's the Angle is stamped as 50 Degrees which is an older way of stating the angle, today most companies even Grobet express the compound angle formed at the peak or head of the countersink which in this