Place of Origin:	Sichuan, China		Brand:	DOMA
Model Number:	Customized		Material:	M42
Gertificateade:	ISO9001:2008		Sample:	Available
OEM:	YES		Business Type:	Manufacturer

DOMA CARBIDE BI-METAL HOLE SAW TYPE SPECIFICATION LIST
Metric Size Standard
Hole Saw Diameter (mm)	Depth (mm)	Pilot Bit Specifications (mm)	Shank Diameter (mm)
16	27	5×57	10
20	27	5×57	10
25	27	5×57	10
28	27	5×57	10
30	27	5×57	10
32	27	6×57	10
35	27	6×57	10
40	27	6×57	10
45	27	6×57	10
50	27	6×57	10
55	27	6×57	10
60	27	6×68	10
65	27	6×68	10
70	27	6×68	10
75	34	6×68	10
80	34	6×68	10
85	34	6×68	10
90	34	6×68	10
95	34	6×68	10
100	34	6×68	10
110	34	6×68	10
120	34	6×68	10
130	34	6×68	10
140	34	6×68	10
150	34	6×68	10
160	34	6×68	10
170	34	6×68	10
180	34	6×68	10
190	34	6×68	10
200	34	6×68	10

♦ Doma carbide tools only show the commonly used Bi-metal hole saw specifications, if you want more other specification of Bi-metal hole saw, you are welcome to contact us. At the same time, Doma accepts drawing or sample customization.

 

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♦ Application scope: Bi-metal hole saw, also called as hole saw drill bit、 hole saw bit、hole saw cutter, it can be used to cut holes in steel plates, castings, aluminium, pipes, plastic timber, plasterboard, etc.

♦ Effect: All sizes are available with chip removal holes for faster chip removal，

♦ Advantage:     

1. Sharp teeth, stable and low-vibration operation at high speeds, smooth punching of holes.

2. Select high strength saw blade, professional welding equipment, guarantee the degree of intensity and strong,

3. High temperature quenching, ensure the hardness.

4. Triangular handle design, more stable and firm, and effectively prevent slipping during work. 

♦ Match equipment: Hole saws can  installed on power tools such as hand drills, impact drills and rocking arm drills.

♦ Matters need attention: 

1. The hole saw needs to be secured at 90° to the opening material when used.

2. When opening materials over 10 mm thick, it is necessary to remove the spring from the pilot bit.

3. Once the pilot bit has penetrated the material, the drilling speed needs to be slowed down.