21Pcs Diamond Drill Bit Set With Hole Saw Guide Jig Fixture, Adjustable Centering Locator Suction Holder Glass Ceramics Tile

* 15 Sizes Diamond hole saw : 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 25mm, 26mm，28mm, 30mm, 40mm, 50mm,made of high-strength carbon steel, the integrated steel structure makes these diamond drill bits more durable.

* The diamond hole saws coated with high quality diamond, enhance the drilling speed and creates a sharp, high precision and smooth cut with no broken edges in seconds.

* Adjustable hole saw drill guide jig fixture with suction base. Plates' maximum opening length is 3-1/4", large enough to put in all sizes' hole saws.

* Removable ball bearings, 2 Modes (3 or 4 bearings fixing) are optional for you, just flip the plate. Guide hole saw or drill bit to drill clear holes on tile, glass, marble, countertop, granite, etc.

* Drilling holes for Glass, Tile Bottles, Blocks Jars, Fiber Glass Porcelain Tile Ceramic, Slate Mable, Granite Light Stone

specification：

Specification

1. Positioner:

Material: ABS plastic

Clamping range: 4-83mm (3-1/4")

color: blue

2. Hole opener:

Material: diamond coating

Diameter range: 6/8/10/12/14/16/18/20/22/25/26/28/30/40/50mm

3. Drill bit:

Diameter range: 6/8/10/12mm

Packing list：

1 * Hole saw guide fixture

15 * Diamond coated drill bit

4*drill

1*screwdriver