Features.
- High speed steel, hard and sharp.
- Quick chip removal and fast drilling.
- Can open two holes at once for easy work.
- Smooth, efficient drilling with smooth hole walls and unobstructed chip removal.
- Specially designed for opening sliding door frame holes for door frame processing, sliding door vertical frame processing, ironwork, aluminium alloy, wood, light alloy processing.
HSS twist drill straight shank electric drill tool
Twist drill metric Hss drill micro drill bit.
HSS twist drill set 0.5mm-3mm model model
Straight shank twist drill.
Safe closing with unlimited adjustment every time.
Suitable for: PCB, thin aluminum/iron plate, thin wood, plastic, suitable for small object processing
Very suitable for precision crafts and hobbies, it is recommended to be used with a drilling machine

specification:
Handle: straight handle.
size:
0.30mm, 0.40mm, 0.50mm, 0.60mm, 0.70mm, 0.80mm, 0.90mm, 1.0mm,
1.1mm, 1.2mm, 1.3mm, 1.4mm, 1.5mm, 1.6mm, 1.7mm, 1.8mm, 1.9mm, 2.0mm,
2.1mm, 2.2mm, 2.3mm, 2.4mm, 2.5mm, 2.6mm, 2.7mm, 2.8mm, 2.9mm, 3.0mm
Quantity: 28 pieces/set

28 X Micro Twist Drill Bits Set HSS Metric Sizes 0.3mm-3.0 mm