Use this kit to countersink LARGER fastener holes. Our American made Jumbo Microstop Cage will accommodate cutters up to 1-1/4" in diameter. Accepts 3/8-24 threaded countersinks.  Features dual bearings for upper and lower spindle support.  3/8" diameter chucking shank.  Rated at 3,000 rpm.  Cutting depth is adjustable in increments of .001".  
Cutters included in this kit are 100º, 7/8" Diameter, 3-Flute, with 3/8-24 threads.

If you bought these six pieces individually, you would pay $229.70, buy this kit for only $198.95 and save over $30!

KIT INCLUDES:
BAT-655          JUMBO Microstop Countersink Cage
JCC-1/4          1/4"(.2500) Piloted 100º Countersink Cutter
JCC-5/16        5/16"(.3125) Piloted 100º Countersink Cutter
JCC-3/8          3/8"(.3750) Piloted 100º Countersink Cutter
JCC-7/16        7/16"(.4375) Piloted 100º Countersink Cutter
JCC-1/2          1/2"(.5000) Piloted 100º Countersink Cutter

Model BAT-655KIT     6 Piece JUMBO Countersink Cage Kit