L6nm55 CBN Stones for High Precision Drill Bushing Bore Honing

• Customization: Available
• Type: Honing Stones
• Material: Diamond or CBN Abrasives
• Model NO.: L6-NM55
• Application: Bore Honing and Finishing
• Effect: Honing
• Bond: Metal Bond
• Grain Size: 220#
• Stone Length: 34.9
• Lead Time: 10 - 12 Days
• Transport Package: Carton Box
• Specification: L6-NM55
• Trademark: BOSON ABRASIVES
• Origin: China
• HS Code: 6804219000
• Production Capacity: 20000 PCS. / Month
• Package Size: 8.00cm * 2.00cm * 2.00cm
• Package Gross Weight: 0.100kg

Product Description

Honing Tools for High Precision Drill Bushing Bore Honing
L6-NM55 CBN (Borazon) and Diamond Honing Stones. Stone Length 34.90mm

Product Description

BOSON ABRASIVES specializes in the manufacture of superabrasive honing stones, including diamond (DM) and cubic boron nitride (CBN, NM) honing stones, as well as a wide range of honing tools compatible with Sunnen and other honing machines.

We offer a full range of Sunnen standard K, L, and P series honing stones, delivering competitive pricing while maintaining consistent quality equivalent to OEM standards.

Our flexible manufacturing capabilities allow us to supply honing stones in various grit sizes and bond types, tailored to meet the demands of honing diverse materials, such as:Hardened tool steels, Alloy steels,Mild steels,Aluminum,Titanium, Brass and bronze, Cast iron, Stainless steel,Ceramics, Glass, carbide.

Superabrasive types & Application

Diamond (DM) - Metal Bonded
Ideal for non-ferrous and ultra-hard materials, offering fast stock removal and long tool life. Recommended for honing:

• Cast iron

• Carbide

• Titanium

• Silicon carbide

• Ceramics

• Glass

• Graphite

• Other exotic materials

Cubic Boron Nitride (CBN, NM) - Metal Bonded
Designed for honing ferrous materials with high efficiency and durability. Suitable for:

• Alloy steel

• Hardened steel

• Quenched and tempered steel

• Mild steel

• General steel alloys

Specification

Diamond and CBN Honing Stone Code Explanation Chart.

K6 / BL6 Honing Units, Diameter Range: 4.70mm - 6.22mm

Diameter Range mm	Diameter Range Inches	K6 Mandrel	BL6 Mandrel	Adapter	Alignment Bushing	Truing Sleeve	Honing Stone
4,70-4,83	.185-.190	K6-185C	BL6-185C	K6-A/BL6-A	C-185	S-185	K6DM35 / L6DM35
4,83-4,95	.190-.195	K6-190C	BL6-190C	K6-A/BL6-A	C-190	S-190	K6DM45 / L6DM45
4,95-5,08	.195-.200	K6-195C	BL6-195C	K6-A/BL6-A	C-195	S-195	K6DM55 / L6DM55
5,08-5,21	.200-.205	K6-200C	BL6-200C	K6-A/BL6-A	C-200	S-200	K6DM085 / L6DM85
5,21-5,33	.205-.210	K6-205C	BL6-205C	K6-A/BL6-A	C-205	S-205	K6DM05 / L6DM05
5,33-5,46	.210-.215	K6-210C	BL6-210C	K6-A/BL6-A	C-210	S-210	K6DM005 / L6DM005
5,46-5,59	.215-.220	K6-215C	BL6-215C	K6-A/BL6-A	C-215	S-215	K6NM35 / L6NM35
5,59-5,71	.220-.225	K6-220C	BL6-220C	K6-A/BL6-A	C-220	S-220	K6NM45 / L6NM45
5,71-5,84	.225-.230	K6-225C	BL6-225C	K6-A/BL6-A	C-225	S-225	K6NM55 / L6NM55
5,84-5,97	.230-.235	K6-230C	BL6-230C	K6-A/BL6-A	C-230	S-230	K6NM85 / L6NM85
5,97-6,10	.235-.240	K6-235C	BL6-235C	K6-A/BL6-A	C-235	S-235	K6NM05 / L6NM05
6,10-6,22	.240-.245	K6-240C	BL6-240C	K6-A/BL6-A	C-240	S-240	K6NM005 / L6NM005

Standard Honing Stones, Honing Mandrels Chart

Features and Benefits

Features:

• Stable cutting ability without clogging, loading and glazing

• Long honing stone life time with short cycle time

• Consistent surface finish without scratch
• Only use CBN and diamond abrasives from Diamond Innovation

• Advanced bonding technoloy with various honing stone's formula suit for different application. 
 

Applications:
• Automotives: engine blocks, connecting rod, pinion gears, brake drums,valve rocker arms, steering knuckles, master and wheel cylinders
• Aerospace: Hydraulic valves and blocks, Piston pumps, Fuse pinsanding gears
• Airconditioning and refrigeration
• Diesel engines
• Engine building
• Hydraulics
• Energy
• Firearms and defense
• Job shops and contract machining
• Motorcyces
• Sewing machine's components.
• Tools and Die

For Honing Machines:
Sunnen, Delapena, Nagel, Gehring, Kadia, Engis, Pemamo, Degen, Nissin, Fuji, Toyo, Micromatic, General Hone, Mas, Honitech etc.

Detailed Photos

Package

100% replaceable with original Sunnen honing stones with 50% cost saving.
Feel free to contact us for free sample and price. We will reply within 24 hours.