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H1

CD-S 1/8X60゚X7.7

【英】センタ穴ドリル詳細

Low Helix Center Drills-Type A 60°

Design for Center drills
CYU08

Product code:CYU08

Manufacturer's Suggested Retail Price (MSRP*):JPY1,990

Stock Limited distribution's stock
PDF Catalog PDF
2D CAD 2D:DXF2D:PDF
3D CAD 3D:STEP3D:PDF
※MSRP is for reference purposes only. Please consult your local distributor for pricing.
Pricing outside Japan may vary due to each country's tax schedule,
tariffs, import/shipping charges, and duties imposed by customs.

Spec

Shank dia. (Ds) 7.7 mm
Drill dia (Dc) 1/8 inch
Overall length (L) 55 mm
Drill length (ℓ) 3 mm
Angle (θ) 60°
Materials HSS
Gross Weight 17 g
Center hole diameter (Dw) 6.5 mm

Recommended machining conditions by work material

Work Material Cutting speed
n
(min-1)
Feed
νf
(mm/min)
Low carbon steels 1500 90
Medium carbon steels 1500 90
High carbon steels 1500 90
Alloy steels 1200 70
Heat treated steel(25〜35HRC)
Heat treated steel(35〜45HRC)
Heat treated steel(45〜55HRC)
Heat treated steel(55〜63HRC)
Stainless steels(SUS)
Tool steels
Cast steels 1500 90
Cast irons 730 45
Ductile cast irons 980 60
Copper
Brass
Brass castings
Bronze
Wrought aluminum
Aluminum alloy castings
Magnesium alloy die castings
Zinc alloy die castings
Titanium alloys
Nickel base alloys
Thermosetting plastic
Thermoplastic resin