Handy 0.9mm Mini Micro Twist Drill Bits Set, 10 Pcs, Extra Long 100mm HSS Straight Shank For Aluminum Alloy, Pro Grade High Speed Steel, Durable Precision Drilling Tools For Small Jobs

0.9mm Mini Drill Bit Set: 10 HSS Bits, 100mm Length
✔️ 10-pack 0.9mm HSS mini twist drills, 100mm total length

These compact 0.9mm twist drill bits are high-speed steel tools designed for precise, small-diameter drilling. They’re ideal for electronics, PCB work, model making, and aluminum alloy projects where access in tight spaces matters.

✅ Drill Diameter: 0.9 mm / 0.04 in
✅ Flute Length: 65 mm / 2.56 in
✅ Shank Diameter: 0.9 mm / 0.04 in
✅ Total Length: 100 mm / 3.94 in
✅ Material: HSS (High Speed Steel)
✅ Pack: 10 x Mini Drill Bits
✅ Use: For drilling on thin aluminum, copper, wood, PCB boards; not for concrete or stainless steel

💡 What is a small-diameter drill bit best used for?

These tiny bits are handy for precise holes in tight spots across electronics, PCB work, and model making. - small-diameter drill bit for electronics and PCB drilling - HSS 0.9mm bits for aluminum, copper, and soft plastics - extended length for hard-to-reach spots