#77 number drill 10/pk
Wire gauge number drills, HSS from #61 - #80
Used for drilling all types of wood, precious metals, non ferrous metals, mild steel, bone, sea shells and plastics.
The chart below will help in working out equivalent sizing for number drills.
|
Millimetres |
Inches (decimal) |
Number size/fraction |
|
.3429mm |
.0135" |
#80 |
|
.3683mm |
.0145" |
#79 |
|
.3969mm |
.015625" |
1/64" |
|
.4064mm |
.016" |
#78 |
|
.4572mm |
.018" |
#77 |
|
.5mm |
.0197" |
|
|
.508mm |
.02" |
#76 |
|
.5334mm |
.021" |
#75 |
|
.5715mm |
.0225" |
#74 |
|
.6096mm |
.024" |
#73 |
|
.635mm |
.025" |
#72 |
|
.6604mm |
.026" |
#71 |
|
.7112mm |
.028" |
#70 |
|
.74168mm |
.0292" |
#69 |
|
.75mm |
.0295" |
|
|
.7874mm |
.031" |
#68 |
|
.7938mm |
.03125" |
1/32" |
|
.8128mm |
.032" |
#67 |
|
.8382mm |
.033" |
#66 |
|
.85mm |
.0335" |
|
|
.889mm |
.035" |
#65 |
|
.9144mm |
.036" |
#64 |
|
.9398mm |
.037" |
#63 |
|
.95mm |
.0374" |
|
|
.9652mm |
.038" |
#62 |
|
.9906mm |
.039" |
#61 |
|
1mm |
.0394" |
|
(37577)
| SKU | 37577 |
| Shipping Weight | 0.0200kg |
| Shipping Width | 0.050m |
| Shipping Height | 0.050m |
| Shipping Length | 0.030m |
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