6 قطع مجموعة رؤوس الثقب للبلاط الصلب السيراميك البورسلين الحجر الصلد الرخام الجرانيت

$20.85

القسم: عدد وأدوات

Top quality: our diamond drill bits made of thickened premium diamond, vacuum brazed diamond technology offers very high efficiency, faster and lasts longer. Size: This diamond core drill set includes 2 x 6 mm, 1 x 8 mm, 1 x 10 mm, 1 x 12 mm, and 1 x positioning drill. With 1/4 inch universal hex shank; total length: 78 mm; maximum working depth: 35 mm.