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Posted

Can anyone tell me what drill bit size is equivalent to a 20 gauge syringe needle?

Thanks,

Cyan

Posted

Needle Nominal Outer Diameter Nominal Inner Diameter Nominal Wall Thickness

Gauge inches mm tol. inches (mm) inches mm tol. inches (mm) inches mm tol. inches (mm)

16 0.065 1.651 ±0.0005 (±0.013) 0.047 1.194 ±0.0015 (±0.038) 0.009 0.229 ±0.0005 (±0.013)

17 0.058 1.473 ±0.0005 (±0.013) 0.042 1.067 ±0.0015 (±0.038) 0.008 0.203 ±0.0005 (±0.013)

18 0.050 1.270 ±0.0005 (±0.013) 0.033 0.838 ±0.0015 (±0.038) 0.0085 0.216 ±0.0005 (±0.013)

19 0.042 1.067 ±0.0005 (±0.013) 0.027 0.686 ±0.0015 (±0.038) 0.0075 0.191 ±0.0005 (±0.013)

20 0.03575 0.9081 ±0.00025 (±0.0064) 0.02375 0.603 ±0.00075 (±0.019) 0.006 0.1524 ±0.00025 (±0.0064)

So, it looks like roughly 1/32

Posted

Lol. I just looked in on mobile. It looks like a jumble. I swear it makes sense folks.

Dammit Bebop, I'm a trucker not a mathematician! *in voice of Dr McCoy from star trek* lol

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