Metric Metal Drilling HSS 4-20mm Step Drill Bit 1/4 Hex Shank

• After-sales Service: Online
• Size: Small
• Customized: Customized
• Type: Cutting Tool
• Material: HSS
• Trademark: OEM
• Model NO.: 218-029
• Origin: China

Product Description

Features:    
1. Step drill bits are perfect for drilling and enlarging multiple-holes in thin sections of sheet metals, pipes, plexiglass, plastics, wood up to a thickness of 5mm.

2. 135° Spilt Point Tip: increases cutting speed with self-centering and the drills do not run off center.

3.  A variety of hole diameters can be drilled using only one tool and the dimension of drilled hole is exact. 

4. Two Flute Design: provides longer life and better chip removal.

5. Only for rotary use. 
 

NO.OF HOLES	HOLE SIZES & INCREMENTS	SHANK DIA.	SHANK LENGTH	OVERALL LENGTH	ORDER NO HSS	ORDER NO HSS TIN	ORDER NO HSSCO5	ORDER NO HSSCO5 TIN
9	4-12x1mm	1/4" HEX Q.C.	25	68	218-029-001	218-030-001	218-031-001	218-032-001
9	4-20x2mm	1/4" HEX Q.C.	25	78	218-029-002	218-030-002	218-031-002	218-032-002
13	4-30x2mm	1/4" HEX Q.C.	25	101	218-029-003	218-030-003	218-031-003	218-032-003

                    
Company Profile
Sichuan Mighty Machinery Co. Ltd. is one of the most famous mechanical parts supplier in China.Our products have been exported to Europe, America,the Middle East market and other areas since 1980. With top-ranking management, professional technical support and rich export experience, MIGHTY has established long-term and stable business partnership with many international companies and won good reputation from worldwide customers.

MIGHTOOLS is the major business unit, providing varieties of products:
Machine tool accessories,Cutting tools,Measure tools,Hand tools,Vehicle repair tools,Garden tools,Wood working tools,Non-standard automation parts and other customized Machining Parts according to drawings(OEM),etc.

Working area