HSS STEP DRILLS (China Manufacturer) - Electric Power Tools - Tools Products - DIYTrade China manufacturers suppliers directory

HSS STEP DRILLS

Model:	-
Brand:	-
Origin:	Made In China
Category:	Industrial Supplies / Tools / Electric Power Tools
Label:	HSS STEP DRILLS , burring step drill , Black step drill
Price:	US $1 / pc
Min. Order:	5 pc

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Product Description

HSS STEP DRILLS

Specification:
* HSS Step Drills for drilling cylindrical holes in solid material up to a thickness of 4 ~ 5mm.
* Burr-free and vibration-free drilling.
* The tapered cutting edges of the next drill step can be used for simultaneous deburring or chamfering of the finished bore at the same time.
* Drilling perfectly round holes in steel, brass, copper, aluminum, wood and plastic.
* Drills up to 13 holes sizes with one bit.
* Ideal tool for sheet metal workers, electrical contractor, auto mechanics, and general contractors.
* Surface treatment available: White Finish, Black Oxide, Titanium Coated, Cobalt Coated, TiALN Coated

Metric Size available:

Item No.	Size Range	Step No.	Shank Size
SDA001	4 – 12mm x 2mm	5	6mm
SDA002	4 – 12 mm x 1mm	9	6mm
SDA003	4 – 20mm x 2mm	9	8mm
SDA004	4 – 22mm x 2mm	10	8/10mm
SDA005	4 – 30mm x 2mm	14	10mm
SDA006	4 – 32mm x 2mm	15	10mm
SDA007	4 – 39mm x 2-3mm	14	10mm
SDA008	5 – 28mm	7	10mm
SDA009	5 – 28.3mm	10	10mm
SDA010	5 – 35mm x 2-3mm	13	13mm
SDA011	6 – 18mm x 2mm	7	10mm
SDA012	6 – 20mm x 2mm	8	10mm
SDA013	6 – 24mm x 2mm	10	10mm
SDA014	6 – 25mm	7	10mm
SDA015	6 – 26.75mm	8	10mm
SDA016	6 – 30mm x 2mm	13	10mm
SDA017	6 – 30.5mm	10	10mm
SDA018	6 – 32mm	8	10mm
SDA019	6 – 32mm	9	10mm
SDA020	6 – 37mm	12	10mm
SDA021	6 – 38mm	12	10mm
SDA022	6 – 40mm	16	13mm
SDA023	9 – 36mm x 3mm	10	12mm
SDA024	10 – 20mm x 1mm	11	10mm
SDA025	12 – 20mm x 1mm	9	10mm
SDA026	12.5 – 30.5mm	7	12mm
SDA027	13 – 38mm	10	12mm
SDA028	14 – 24mm x 2mm	6	13mm
SDA029	14 – 25mm	7	13mm
SDA030	20 – 30mm x 1mm	11	13mm
SDA031	20 – 34mm x 2mm	8	13mm
SDA032	30 – 40mm x 1mm	11	13mm
SDA033	40 – 50mm x 1mm	11	13mm
SDA034	50 – 60mm x 1mm	11	13mm
SDA035	5 – 30.5mm	13	12mm
SDA036	5 – 38mm	14	12mm