Pro Dry Stone Diamond Core Bits

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Quick Overview

  • Tube Length: 4”

  • Drilling Depth: 4"

  • Drilling Method: Dry or Wet.

  • Max RPM: 12,000

  • Application: Granite, Marble, Porcelain and Stone.

  • Equipment Types: Angle Grinder and Waterfed Polisher. 

Pro Dry Stone Diamond Core Bits

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Availability: In stock

Item Number Size Seg.W. Seg.H. Arbor Price Qty
450100 1" 3.0mm 10mm No



450125 1-1/4" 3.0mm 10mm No



450138 1-3/8" 3.5mm 10mm No



450150 1-1/2" 3.5mm 10mm No





The Gila Tools Pro Dry Stone Diamond Core Bits are  impregnated with silicon carbide electroplated on the outside of tube ideal for beveling and eliminates pinching and heat build up. Laser-Welded individual segments  hold up under extreme heat and cutting pressure. Specially formulated supreme quality segments provide smooth and clean cutting in granite, marble, stone, tile, porcelain and similar materials. Full range of sizes for virtually any job.


  • Intended for drilling on granite, marble, porcelain, artificial and natural stone.
  • Impregnated with silicon carbide electroplated on the outside of tube.
  • Ideal for beveling and eliminates pinching and heat build up.
  • Available in different sizes
  • Ideal for Angle Grinder and Waterfed Polisher with Max RPM 12,000 on dry or wet.
  • Designed for the professional contractor




Gila Diamond Products Warranty pertaining to all Diamond Cutting Tools and Carbide Blades

All Gila Diamond Products are engineered and manufactured to the highest of standards. Your satisfaction is a dominant consideration.  All Gila Diamond Products are warranted to be free from defects in material and/or workmanship, provided that the tools are properly maintained and there is no evidence of abuse or misuse.


  • In the event of failure or malfunction, return the product, properly packaged and postage prepaid, to Gila Diamond Products. You may also contact Gila Diamond Products at (888) 850-0889 for instructions on returns and technical advice.

  • Gila Diamond Products assumes no liability for defects or damage caused by abuse or misuse of any product or unauthorized service of any product. The product must have been used for its recommended purpose and not modified by sharpening or other changes. Normal wear and tear is not covered under Gila Diamond Products warranties.


For proper size, seg width, seg height and arbor, view product table

  • Arbor Size:  5/8in-11 Thread
  • Sizes:   1"-1-1/2"
  • Material Cut:  Granite, Marble, Porcelain, Artificial and Natural Stone
  • Tube Length: 4"





Bosch: 1375A, 1380SLIM, 1380SLIM-K, 1800, 1810PS, 1810PSD, 1801, 1811PS, 1811PSD, 1803EVS, 1821, 1821D, 1853-5, 1772-6, 1873-8, 1873-8D, 1974-8, 1974-8D


Makita: 4101RH, 9564CV, 9564P, GA4030K, GA4530, GA4534, 9015A, 9005B, 9558PB, 9565CV, 9565PC, GA5010Z, GA5020, GA5020Y, GA7001L, GA7011C, GA7020, GA7021, GA7031Y, GA7040S, 4114, 4101RH, PW5001C


Dewalt: DWE4011, D28402N, D28112, D28110, D28402, D28402K, DW802G, D28402W, D28114, D28114N, D28131, D28065, D28065N, D28115, D28115N, DW831, DW840, DW831, DWE4517, DWE4557, DWE4597N, DWE4597, D28499X, D28497


Milwaukee: 6146-33, 6147-30, 6147-31, 6121-31, 6117-33D, 6121-31A, 6117-30, 6117-31, 6088-31, 6089-30, 6089-31, 6088-30


Ridgid: R1005, R1020


Metabo: 6.00270.42, 6.00270.00, 6.06696.42, 6.06696.00, 6.06701.42,6.00259.42, 6.00259.85, 6.00264.42, 6.00264.00, 6.00263.42, 6.01101.42, 6.00274.42, 6.02131.42, 6.00281.42, 6.00281.00, 6.00292.42, 6.00269.42, 6.00304.42, 6.00166.42, 6.00322.42, 6.00279.42, 6.06711.42, 6.00267.42, 6.00268.42, 6.06250.42, 6.06418.42, 6.06445.42, 6.02170.86, 6.02170.52, 601119520, 602050420


Hitachi: G12SA3, G12SE2, G12SE2P9, G12SN, G12SR3, G12SS, G12VA, G13SC2, G13SC2P9, G13SN, G13SP, G13VA, G18DL, G18MR, G18MRP9, G18SCY, G18SR, G18SS, CM5SB, CM4SB2


Ryobi: AG452K, AG402, AG700


Craftsman: 24544, 26438, 24543


Skil: 9296-01, 9295-01


MK Diamond:  MK-L1506VR


Damo: DWP-1257


Alpha: AWP-158