CD-S 2.5X60ﾟX7.7 | YAMAWA MFG. Co., Ltd.

【英】センタ穴ドリル詳細

Low Helix Center Drills-Type A 60°

Design for Center drills

Product code：CY2.5

Manufacturer's Suggested Retail Price (MSRP*)：JPY2,000

Stock	Distribution's stock
PDF Catalog	PDF
2D CAD	2Ｄ：DXF｜2Ｄ：PDF
3D CAD	3D：STEP｜3D：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)	2.5 mm
Overall length (L)	50 mm
Drill length (ℓ)	2.5 mm

Angle (θ)	60°
Materials	HSS
Gross Weight	15 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