144pcs রাজধানীর মধ্যে HSS কংক্রিট কাঠ সংমিশ্রণ ড্রিল বিট সেট, গৃহস্থালী ড্রিল বিট কিট

144pcs HSS Concrete Wood Combination Drill Bit Sets , Household Drill Bits Kit Specifications: 14pc Twist Bits 135 Tip Manufactured to DIN 338 High Speed Steel Drills Many Metals CONTENTS(metric): (1) 43-TWIST DRILLS WITH BRIGHT FINISH: 7*1.0mm,6*1.5mm,6*2mm,6*2.5mm,4*3mm,2*3.5mm, 4mm,4.5mm,5mm,5.5mm,6mm,7mm,8mm,9mm,10mm,11mm,12mm,13mm; (2) 11-MASONRY DRILL BITS: 3,4,5,6,7,8,9,10,11,12,13mm; (3) 4-300MM MASONRY DRILL BITS: 6, 8, 10, 12mm; (4) 8-WOOD DRILL BITS: 3,4,5,6,7,8,9