Mata bor pembuat lubang sekrup/baut. Dalam satu paket terdiri dari 7 ukuran: M3x0.5, M4x0.7, M5x0.8, M6x1, M8x1.25, M10x1.5, M12x1.75 Thread Diameter :3mm (M3) / 4mm (M4) / 5mm (M5) / 6mm (M6) / 8mm (M8) / 10mm (M10) dan 12mm (M12) Material : HSS ( High Speed Steel ) Package Included: 7 x Machine Screw Thread Metric Plug Tap TAP DRILL SET ISI 5 BISA DILIHAT DI SINI: https://www.tokopedia.com/veemedia/tap-drill-bits-mata-bor-pembuat-ulir-baut