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Products
Drlling Tools
A、End Mills & Sliting Saw & Mill Cutter
B、Reamers & Countersinks
C、Hss Drill Bits & Step Drill
D、Annular Cutter
E、Electric Hammer Drill & Chisel
F、Wood Working Series
G、Multi-function Ceramic Drill
Thread Tools
Circular Cutting Tools
Grinding Wheel &Polishing&Abrasive Tools
Hole Saw Tools
Machine Tools Accessories
Spanner
Door Closer
COMPANY ADDRESS
：
NO.99,ZhaoSheng Road,
Zhenjiang New Area,
Zhenjiang City,
Jiangsu Province,CHINA
TEL
:86-511-83722010
FAX
:86-511-83722707
WEBSITE
:www.sharptool.net
E-MAIL
:info@sharptool.net
Products >>>
Drlling Tools >>>
Drlling Tools
Hss Step Drills- Metric Sizes
Code
Dia.(mm)
Steps
Number
ShankDia
(mm)
Shank Leght
Total Length
QFA1
4-5-6-7-8-9-10-11-12
9
6mm
20mm
64mm
QFA2
4-6-8-10- 12-14-16-18-20
9
8mm
20mm
64mm
QFA3
4-6-8-10-12-14-16
18-20-22-24-26-28-30
14
10mm
22mm
96mm
QFA4
6-9-12-15-18-21
24-27-30-33-36-39
12
10mm
22mm
86mm
Code
Dia.(mm)
Steps
Number
ShankDia
(mm)
Shank Leght
Total Length
QFa1
4-5-6-7-8-9-10-11-12
9
7mm
27mm
71mm
QFa2
4-6-8-10-12-14-16-18-20
9
7mm
27mm
71mm
QFa3
4-6-8-10-12-14-16
18-20-22-24-26-28-30
14
7mm
27mm
101mm
QFa4
6-9-12-15-18-21
24-27-30-33-36-39
12
7mm
27mm
102mm
3PCS/SET HSS TAPER DrillS (wooden box)
3PCS/SET HSS TAPER DrillS (aluminum box)
3PCS/SET HSS TAPER DrillS(metal box)
