K8NM57 CBN (Borazon) Honing Stones. Stone Length 31.70mm
Sunnen Style Diamond and CBN Honing Stones, Honing Mandrels, Adapters.
Product Description
BOSON ABRASIVES specialized in manufacturing Superabrasives diamond honing stones, CBN honing stones, Honing tools for Sunnen and other honing machines. We can provide a wide range of Sunnen standard K, L, P series honing stones at a competitive price with same quality.
Our ability to supply Sunnen honing stones in a variety of grit sizes and bond configurations enables us to hone a variety of materials including hardened tool steels, steels of varying alloys, aluminum, titanium, bronze, brass, cast iron, stainless steel, and ceramics.
Diamond (DM) - Metal bonded excellent for accelerated stock removal and long abrasive life in cast iron, carbide, titanium, silicon carbide, ceramics, glass, graphite and other exotic materials.
Cubic Boron Nitride (CBN, NM) - Metal bonded excellent for accelerated stock removal and long abrasive life in ferrous materials, including Alloy steel, hardened steel, quenched and tempered steel, mild steel and other steel materials
Specification
K8 / BL8 Honing Units, Diameter Range: 6.22mm - 7.82mm / .245" - .308"
| Diameter Range mm |
Diameter Range Inches |
K8 Mandrel |
BL8 Mandrel |
Adapter |
Alignment Bushing |
Truing Sleeve |
Honing Stone |
| 6,22-6,35 |
.245-.250 |
K8-245A |
BL8-245A |
K8-A/BL8-A |
C-245 |
S-245 |
K8DM35 / L8DM35 |
| 6,35-6,48 |
.250-.255 |
K8-250A |
BL8-250A |
K8-A/BL8-A |
C-250 |
S-250 |
K8DM45 / L8DM45 |
| 6,48-6,60 |
.255-.260 |
K8-255A |
BL8-255A |
K8-A/BL8-A |
C-255 |
S-255 |
K8DM55 / L8DM55 |
| 6,60-6,73 |
.260-.265 |
K8-260A |
BL8-260A |
K8-A/BL8-A |
C-260 |
S-260 |
K8DM085 / L8DM85 |
| 6,73-6,86 |
.265-.270 |
K8-265A |
BL8-265A |
K8-A/BL8-A |
C-265 |
S-265 |
K8DM05 / L8DM05 |
| 6,86-6,98 |
.270-.275 |
K8-270A |
BL8-270A |
K8-A/BL8-A |
C-270 |
S-270 |
K8DM005 / L8DM005 |
| 6,98-7,11 |
.275-.280 |
K8-275A |
BL8-275A |
K8-A/BL8-A |
C-275 |
S-275 |
K8NM35 / L8NM35 |
| 7,11-7,24 |
.280-.285 |
K8-280A |
BL8-280A |
K8-A/BL8-A |
C-280 |
S-280 |
K8NM45 / L8NM45 |
| 7,24-7,37 |
.285-.290 |
K8-285A |
BL8-285A |
K8-A/BL8-A |
C-285 |
S-285 |
K8NM55 / L8NM55 |
| 7,37-7,49 |
.290-.295 |
K8-290A |
BL8-290A |
K8-A/BL8-A |
C-290 |
S-290 |
K8NM85 / L8NM85 |
| 7,49-7,62 |
.295-.300 |
K8-295A |
BL8-295A |
K8-A/BL8-A |
C-295 |
S-295 |
K8NM05 / L8NM05 |
| 7,62-7,82 |
.300-.308 |
K8-300A |
BL8-300A |
K8-A/BL8-A |
C-300 |
S-300 |
K8NM005 / L8NM005 |
Diamond and CBN Honing Stone Code Explanation Chart.
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.
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