ntya 25Pcs Micro Twist Drill Bits HSS Straight Shank Mini Set for many electric drills and drilling machines

Details: * These mini drilling bits can be used to drill on aluminum board, acrylic board, wood, circuit board, etc.(It can't be used on steel) * Made of high speed steel, they are super solid and durable. * Straight shank design is more suitable for many electric drills and drilling machines * Max. Length: 58mm(approx) * Includes: 0.5mm(5Pcs), 0.6mm(5Pcs), 1.0mm(2Pcs), 1.2mm(2Pcs), 1.5mm(2Pcs), 1.8mm(2Pcs), 2.0mm(2Pcs), 2.35mm(2Pcs), 3.0mm(2Pcs) * Color: Silver(as pictures show) * Quantity: 25Pcs Package contents: 1* 25Pcs Mini HSS Drilling Bits Set