2pcs 7 Flute 82 Degrees 1/4 Hex Shank High Carbon Steel Countersink Cutter Bits

1、Countersink bits are made from good quality high carbon steel which ensures a long service life 2、Hex shank size 1/4inch (6.35mm) and includes 2 cutting edges of 10mm 13mm 3、Great for chamfering deburring and countersinking. Seven flutes design provides small chip loads and quicker removal 4、Can discharge wood sawdust more rapidly and smoothly in the process of using 5、Suitable for board of low hardness such as wood plastic and other soft material. Cannot be used for metal