Hole for 3/8" Bolts

Shopping Options

Outer Diameter

1. 1/2 in.---------12.7mm (2)
2. 5/8 in.---------15.9mm (33)
3. 3/4 in.---------19.05mm (35)

Length Decimal/Fraction/Metric

1. 0.118 in.-------------3mm (1)
2. 0.1575 in.-----------4mm (2)
3. 0.197 in.-------------5mm (2)
4. 0.210 in.-------------5.33mm (1)
5. 0.236 in.-------------6mm (3)
6. 0.250 in.-----1/4----6.35mm (1)
7. 0.2755 in.-----------7mm (2)
8. 0.3125 in.---5/16---7.94mm (1)
9. 0.315 in.-------------8mm (2)
10. 0.354 in.-------------9mm (2)
11. 0.375 in.-----3/8----9.53mm (1)
12. 0.394 in.-------------10mm (3)
13. 0.472 in.-------------12mm (2)
14. 0.500 in.-----1/2----12.7mm (2)
15. 0.500 in.-----1/2----12.7mm (2)
16. 0.551 in.-------------14mm (3)
17. 0.585 in.----------- (1)
18. 0.591 in.-------------15mm (3)
19. 0.600 in.-------------15.24mm (1)
20. 0.601 in.----------- (1)
21. 0.630 in.-------------16mm (2)
22. 0.669 in.-------------17mm (3)
23. 0.748 in.-------------19mm (2)
24. 0.788 in.-------------20mm (1)
25. 0.827 in.-------------21mm (1)
26. 0.853 in.----------- (1)
27. 0.866 in.-------------22mm (3)
28. 0.9055 in.------------23mm (1)
29. 0.945 in.-------------24mm (1)
30. 0.984 in.-------------25mm (2)
31. 1 inch---------1-----25.4mm (2)
32. 1.063 in.-------------27mm (3)
33. 1.103 in.-------------28mm (1)
34. 1.181 in.-------------30mm (4)
35. 1.260 in.-------------32mm (1)
36. 1.299 in.-------------33mm (1)
37. 1.378 in.-------------35mm (1)
38. 1.418 in.-------------36mm (1)
39. 1.497 in.-------------38mm (3)

Metal Alloy

1. Aluminum 6061-T6 (69)
2. Steel (1)