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1 1/2 Inch 38mm Diamond Core Bits for Stone , Diamond Tip Drill Bit PRODUCT INTRODUCTION : Excellent diamond segment which especially use on stone drilling, such as marble, granite, sandstone, limestone, etc. Made for countertop, kitchen or any other stone fabrication applications. 38mm (1 1/2 inch) outside diameter. 10mm (3/8 inch) shank. Total length is 83mm (3 1/4 inch). Can drill 50mm (2 inch) depth. Great segment of 8mm height. Segment type: Normal Segment or Turbo

2 3/4" 70mm Diamond Core Bits for Stone , Diamond Core Drill Bit Diamond core bit with excellent diamond segments which are especially use on stone drilling, such as marble, granite, sandstone, limestone, etc. Made for countertop, kitchen or any other stone fabrication applications. 70mm (2 3/4 inch) outside diameter. M14 or 5/8"-11.thread Total length is 103mm (4 1/16 inch). Great segment in 8mm height. Other size could be made upon request. Item No. Diameter Segment

2 3/4" 70mm Diamond Core Bits for Granite , Granite Drill Bit , 1/2" Shaft PRODUCT INTRODUCTION : Excellent diamond segment which especially use on stone drilling, such as marble, granite, sandstone, limestone, etc. Made for countertop, kitchen or any other stone fabrication applications. 70mm (2 3/4 inch) outside diameter. 12.7mm (1/2 inch) shank. Total length is 83mm (3 1/4 inch). Can drill 50mm (2 inch) depth. Great segment of 8mm height. More durable for industrial or

10mm 3/8" Diamond Core Bits for Granite , Diamond Core Drill Bit PRODUCT DETAILS Johnson Tools is pleased to offer a variety of quality stone core drill bits, marble drill bits, granite drill bits. which suitable for the most demanding stone, marble, granite drilling jobs. Suitable for dry and wet core drilling applications. 10mm (3/8 inch) outside diameter. M14 thread / 5/8-11 thread Total length is 93mm (3 11/16 inch). Segment type: Crown type. Great segment in 8mm height.

45mm 1 3/4" Diamond Core Bits , Drilling Hole , for Stone , Coring Bits PRODUCT DETAILS : Diamond core drill bits with Excellent diamond segment, especially use on stone drilling, such as marble, granite, sandstone, limestone, etc. Made for countertop, kitchen or any other stone fabrication applications. 45mm (1 3/4 inch) outside diameter. M14 thread / 5/8-11 thread Total length is 103mm (4 1/16 inch). Great segment in 8mm height. Segment type: Normal segments or turbo

40mm Diamond Core Drill Bits For Granite and Marble, 1/2 Shaft, 5/8-11 Thread or M14 Thread PRODUCT DETAILS : Diamond core drill bits with Excellent diamond segment, especially use on stone drilling, such as marble, granite, sandstone, limestone, etc. Made for countertop, kitchen or any other stone fabrication applications. 40mm (1 9/16 inch) outside diameter. 1/2 Shaft / M14 thread / 5/8-11 thread Great segment in 8mm height. Segment type: Normal segments or turbo

12mm Diamond Core Drill Bit For Stone , Working Length : 45mm / 55mm Description 12mm diamond core drill bits is especial for stone drilling, such as marble, granite, sandstone, limestone, etc. Made for decoration and stone fabrication applications. 12mm outside diameter. 3/8 shaft with 45mm working length. M14 thread / 5/8-11 thread with 55mm working length. Segment height is 8mm. Segment type: Crown segment Drilling method: Wet drilling. More durable for industrial or

Silver Welded Core drill With Turbo Segment , 50mm Working Length Premium grade core bits applications of stone, including granite, marble, sandstone, limestone, and so on. They deliver fast drilling speed and extend product life. Application with core drilling machines and hand drills. Production strictly according to customer requirements. And size could be customized. Features: 1. Usage: With water application 2. Processing Technology: silver welded 3. Applications: Stone

60mm Diamond Core Drill bit for drilling Stone, 1/2" Shaft or M14 Thread Description: 1. Core drilling thinner applications of stone, including granite, marble, sandstone, limestone, and so on. 2. Premium grade core bits that deliver fast drilling speed and extend product life. 3. Use application with core drilling machines and hand drills. 4. Production strictly according to customer requirements. 5. Size could be customized. Features: 1. Usage: With water application 2.

15mm Crown Segment Diamond Core Drill Bits , 50mm Working Length For Stone Drilling 1.Description of Core Drills: OD15mm Diamond Core Bit for Stone 1. Core drilling thinner applications of stone, including granite, marble, sandstone, limestone, and so on. 2. Premium grade core bits that deliver fast drilling speed and extend product life. 3. Use application with core drilling machines and hand drills. 4. Production strictly according to customer requirements. 5. Size could be

Masonry Drill Bit: OD16mm Diamond Core Drill Bits With 3/8" Shaft Premium grade core bits applications of stone, including granite, marble, sandstone, limestone, and so on. They deliver fast drilling speed and extend product life. Application with core drilling machines and hand drills. Production strictly according to customer requirements. And size could be customized. Features: 1. Usage: With water application 2. Processing Technology: silver welded 3. Applications: Stone

6mm,8mm,10mm-100mm Diamond Dry Core Drills Bits for Granite,Quartz, and Marble 1.Description of Dry Core Drills: OD6mm,8mm,10mm-100mm Diamond Dry Core Bits for Granite,Quartz, and Marble Core drilling thinner applications of stone, including granite, marble, sandstone, limestone, and so on. Premium grade core bits that deliver fast drilling speed and extend product life. Use application with core drilling machines and hand drills. Production strictly according to customer