| specifications︰ | product characteristics
Ideal for drilling holes in glass and plastic lenses.
Opposing taper drill bits system allow holes to be drilled from both sides simultaneously
for precision placenent and avoids chipping and breaking of all lenses ,especially those made of resin,
After hole drilled,placed the lens under reamer and lifted upwards to be enlarged to desired size.
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| Advantages︰ | TW-203A：AL Pipe,Speed Adjusted
TW-203B：AL Pipe
TW-203C：Plastic Pipe |
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