UR. Tools Co., Ltd.

Solid carbide Cupid drills and end mills for steel, cast iron and hardened materials

LISTEDMANUFACTURER

Busan, South Korea

Cutting Tools & Saw Blades

About

UR. Tools is a Busan maker of solid carbide cutting tools. It has invested in automated production equipment to deliver consistent quality, reasonable pricing and short lead times.

Its range runs from standard catalogue tools to special specifications. It centres on the Cupid drill family (stub, oil-hole, double-margin, step and tipped versions), NC spotting and centre drills, and square, corner-radius and ball end mills for hardened steel.

Products

Solid Carbide Cupid Drills

Tungsten carbide drills for difficult materials such as cast steel, cast iron, stainless steel, Inconel and heat-treated steel. The Cupid family comes in solid stub, solid oil-hole, carbide-tipped oil-hole, double-margin and step versions. Centre, NC spotting and 3-flute drills complete the range, along with an MQL long drill for deep holes without pecking.

Key features

High-grade tungsten carbide substrate
30-degree helix, 140-degree point (Cupid stub drill)
3xD (D) and 5xD (L) length series
Internal coolant (oil-hole) versions
Double-margin design for hole straightness
MQL spotting long drill for up to 20xD without pecking

Applications

Cast iron and cast steel parts
Stainless steel and Inconel
Forged and cold-forged steel
Automotive cylinder blocks, crankshafts and connecting rods
Mould deep-hole drilling

Listed diameters approx. 1-21.5 mm; 3xD and 5xD lengths; 30-degree helix / 140-degree point on Cupid stub drills; MQL long drill up to 20xD

13 models

Model	Series	Type	Length	Listed dia. (mm)	Listed OAL (mm)
CUBD	Cupid Drill	Solid stub	3xD	3-4.4	55-62
CUBL	Cupid Drill	Solid stub	5xD	4-5.4	75-80
CUTD	Cupid Drill	Tipped oil-hole	3xD	14.5-21.5	130-155
CUTL	Cupid Drill	Tipped oil-hole	5xD	14.5-21.5	165-195
CUOD	Cupid Drill	Solid oil-hole	3xD	5.5-12.5	66-102
CUOL	Cupid Drill	Solid oil-hole	5xD	5-12	80-133
CUGSL	Cupid Drill	Solid double-margin	5xD	4-11	60-115
CUOSL	Cupid Drill	Solid oil-hole double-margin	5xD	4-11	60-125
CUST	Cupid Drill	Step drill	-	3.1-10.3	60-138
URCD	Spotting & Centre Drill	Solid centre drill	-	1-5	35-65
URNC	Spotting & Centre Drill	NC spotting drill	-	3-20	50-100
URDF	3-Flute Drill	Solid 3-flute	5xD	4-11	60-115
URSHO	MQL Long Drill	MQL solid NC spotting long drill	15xD	-	-

Solid Carbide End Mills for Hardened Steel

Coated solid carbide end mills designed for high-speed cutting of hardened materials below HRC 70. The range includes 2- and 4-flute square end mills, long-neck corner-radius end mills and 2-flute ball end mills. Uncoated versions are available on request.

Key features

For hardened materials up to HRC 70
Newly developed high-performance coating
Uncoated option available
Long-neck corner-radius designs for deep features
Square, corner-radius and ball profiles

Applications

Die and mould machining
Hardened steel finishing
High-speed machining centres

2- and 4-flute square, long-neck corner radius and ball end mills; for materials up to HRC 70; listed dia. approx. 1-12 mm

Model	Series	Flutes	Profile	Listed dia. (mm)	Listed OAL (mm)
UREM2000-SS	Square End Mill	2	Square	1-12	45-80
UREM4000-SS	Square End Mill	4	Square	2-12	45-100
UREM20000-CR	Corner Radius End Mill	2	Corner radius, long neck	2-3	45-60
UREM40000-CR	Corner Radius End Mill	4	Corner radius, long neck	2-3	45-60
URBM2000-SS	Ball End Mill	2	Ball	-	50-160

UR. Tools Co., Ltd.

About

Products

Solid Carbide Cupid Drills

Key features

Applications

Solid Carbide End Mills for Hardened Steel

Key features

Applications

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