Description

Diamond core bit use for drill all kinds non-metal material, such as concrete, granite, marble. Diamond core drills Construction drills are used for construction, for example, hole of air-conditioned, hole of water pipe, gas nozzle on the wall and ***** merits are high efficiency, long service life time and no damaging to the wall. UNIT:Mm Diameter(D) Segment length (L) Segment thickness(T) Segment height(W) Quantity of segments(S) Inch mm 1 *7.3 *3 3.5 6 5 **1/4 *3.1 *3 3.5 6 6 **1/2 *0.8 *3 3.5 6 7 **3/4 *5.8 *3 3.5 6 7 2 *3.2 *5 3.5 6 8 **1/4 *6.7 *5 3.5 6 8 **1/2 *4.7 *5 3.5 6 *0 3 *7.2 *5 3.5 6 *2 **1/2 *9.9 *5 3.5 6 *3 4 **0 *0 4 6 *3 5 **7.5 *0 4 6 *5 6 **0 *0 4 6 *7 7 **0.5 *0 4 6 *8 8 **5 *0 4.5 6 *0 9 **0 *0 4.5 6 *3 *0 **3.5 *0 4.5 6 *5 *2 **6 *0 4.5 6 *0 *4 **6 *0 4.5 6 *5