Twist Drill straight groove between that point you may not know thing

Twist drills and straight groove with a drill press can be used, it is not very high processing costs.

Straight flute drill more suitable for processing short-chipping materials such as: gray iron, ductile iron, malleable cast iron and high silicon content aluminum alloy, and a straight slot drills have excellent self-centering capability, efficient processing and access hole machining accuracy of H7 workpieces.

Straight flute for reaming drill ships and more generally with twist drilling. Also depends on the accuracy of your pores, and high precision reaming, if low accuracy, then you do not need any reaming, drilling directly twist on it!

These are the relevant content Xiao Bian today to introduce it! I hope for your future choice of helpful tools Oh! In addition, to tell you is that we have to Tool Co., Ltd. Changzhou good straight slot drill made of high quality materials, fine processing, welcome to buy Oh!