Mini Twist Drill Bit Kit Made of high-speed steel, excellent workmanship, stable and durable. Micro Mini Twist Drills Bits, made of high-speed steel, durable and sharp, small drilling resistance, chip removal smoothly.
ome with a specially designed box, twist drills in every size have their own slot, keeps bits securely in place, and dispenses on drill bits at a time.
Size:- 0.3mm, 0.35mm, 0.4mm, 0.45mm, 0.5mm, 0.55mm, 0.6mm, 0.65mm, 0.7mm, 0.75mm, 0.8mm, 0.85mm, 0.9mm, 0.95mm, 1.0mm, 1.2mm, 1.3mm, 1.4mm, 1.5mm, 1.6mm.
pack: 1set