Tapered drill bits and countersinks are made of high-quality high speed steel (HSS). Both tapered bits and countersinks are removable and adjustable. Hex collars and hex shanks fit our Rockler exclusive Insty-Driver.
Nine-piece countersink set shown includes 3 countersinks with tapered drill bits perfectly matched for #6, #8 and #10 screws, a 3/8" stop collar for countersink depth, #1 and #2 Phillips bits, #1 and #2 Square Drive bits and a sturdy nylon case plus an allen wrench for all adjustments.
|Manufacturer Part Number||82403-31|
|Bit Material||High Speed Steel|
23 Review(s)View All
Great addition to my workshopPosted October 25, 2014
The Insty drive set is one...Posted March 9, 2011
I use these bits all the...Posted March 4, 2011