Blog

Your Source for Automatic Drills, Multiple Spindle Heads, and more

Drilling Speed Chart

DrillingSpeedChart.pdf

Drilling Speed Chart
WIRE DRILLS CORE DRILLS AND SIMILAR BY OUTSIDE DIAMETER
.75 – 2.5 mm 1/8 to 1/2 inch 5/8 to 1-1/2 inch 1-3/4 to 2-3/4 inch 3 to 4 inch
30,000 TO 18,000 rpm 2,400 -1,000 rpm 1,250 – 1,000 rpm 1,100 – 850 rpm 850 – 200 rpm

Leave a Reply

Are You Human? *

What is 8 + 7 ?
Please leave these two fields as-is:
IMPORTANT! To control spam, please answer the math problem. AutoDrill Staff