Screw Size Charts

Torx Plus Tools

Find the Correct Size

Torx Plus Screw Size Chart

Drive Size Pan Head Flat Head Socket Head Socket Button
Inch Metric Inch Metric Inch Metric Inch Metric
1IP --- M0.9 --- M0.9 & M1 --- M0.9 --- ---
2IP --- M1 --- M1.2 --- M1 --- ---
3IP --- M1.2 --- M1.4 --- M1.2 --- ---
5IP --- M1.4 & M1.6 --- M1.6 & M1.8 --- M1.4 & M1.6 --- ---
6IP #1 M1.8 & M2 #2 M2 #0 M1.8 & M2 #2 ---
7IP #2 --- --- --- #1 --- #3 ---
8IP #3 M2.5 #3 & #4 M2.5 #2 & #3 M2.5 #4 M3
10IP #4 & #5 M3 #5 & #6 M3 #4 & #5 M3 #5 & #6 M3.5
15IP #6 M3.5 #8 M3.5 #6 M3.5 #8 M4
20IP #8 M4 #10 M4 --- --- --- ---
25IP #10 M5 #12 M5 #8 M4 #10 M5
27IP #12 --- 1/4 --- #10 M4.5 & M5 1/4 M6
30IP 1/4 M6 --- M6 1/4 M6 --- ---
40IP 5/16 M8 5/16 M8 --- M7 5/16 M8
45IP 3/8 --- 3/8 --- 5/16 M8 3/8 M10
50IP 7/16 M10 7/16 & 1/2 M10 3/8 M10 --- ---
55IP 1/2 M12 9/16 M12 7/16 M12 1/2 M12
55IP --- --- 5/8 --- 1/2 --- --- M14
60IP --- --- 3/4 --- 9/16 M14 5/8 M16
70IP --- --- --- --- 5/8 M16 --- ---
80IP --- --- --- --- 3/4 M18 --- ---
90IP --- --- --- --- --- M20 --- ---
100IP --- --- --- --- 7/8 & 1 M22 & M24 --- ---