Sandhog Cutting Tool Turning Insert for CNC Machine Boring Bar
Product Description
The S25T-PSKNR12 internal turning tool is a high-performance cutting tool specifically engineered for precision internal machining operations. This tool features an optimized design that delivers exceptional accuracy and surface finish quality in various industrial applications.
Performance Advantages
1. Enhanced Cutting Stability
The tool incorporates a rigid shank construction with vibration-dampening properties, ensuring stable cutting performance even in deep-hole applications. This design characteristic significantly improves surface finish quality while maintaining tight dimensional tolerances.
2. Superior Tool Life
Equipped with premium-grade inserts featuring advanced coating technology, the tool demonstrates exceptional wear resistance. The specialized coating composition provides increased hardness and thermal stability, resulting in extended tool life across various machining conditions.
3. Optimized Chip Control
The cutting geometry has been precisely engineered to promote efficient chip formation and evacuation. This design feature minimizes the risk of chip entanglement and workpiece damage, while simultaneously reducing cutting forces for improved machining efficiency.
4. Versatile Machining Capabilities
The tool demonstrates excellent performance across a wide range of materials, including:
- Carbon and alloy steels
- Stainless steel variants
- Cast iron materials
- High-temperature alloys
Industrial Applications
Automotive Manufacturing
- Precision machining of engine cylinder bores
- Transmission component internal surfaces
- Brake system component finishing
Aerospace Components
- Landing gear internal diameter machining
- Turbine housing boring operations
- Hydraulic system component finishing
Energy Sector Applications
- Valve body internal machining
- Pump casing boring operations
- Pipeline component internal finishing
General Precision Engineering
- Bearing seat machining
- Custom bushing internal diameters
- Specialized fixture component boring
Technical Summary
The S25T-PSKNR12 internal turning tool represents an advanced solution for demanding internal machining requirements. Its combination of precision engineering and durable construction makes it particularly effective for applications requiring tight tolerances and superior surface finishes. The tool's optimized design features contribute to improved productivity while maintaining high quality standards in various industrial machining operations.

PSKNR/L |
Designation |
size / Размер |
Inserts |
Lever |
Screw |
Shim |
ShimPin |
Wrench |
Тип |
φD |
φd |
H |
L |
S |
ℓ |
α° |
Пластины |
рычаг |
винт |
Прокладка |
шимпин |
Ключ |
S25R-PSKNR/L12 |
32 |
25 |
23 |
200 |
17 |
45 |
12° |
SN**1204** |
LV4A |
VHX0613A |
X |
X |
L2.5 |
S32S-PSKNR/L12 |
40 |
32 |
30 |
250 |
22 |
50 |
12° |
LV4 |
VHX0821 |
SS42 |
SP4 |
L3.0 |
S40T-PSKNR/L12 |
50 |
40 |
37 |
300 |
27 |
55 |
12° |











Company Profile
Ningbo SANHAN Alloy Material Co., Ltd. with years of experience in manufacture Turning Tool Holder ,Boring Bar ,Threading Tool holder , Grooving Tool Holder , Milling Tool Holder , Milling Cutter ,Drilling Tools , Threading Insert ,Grooving Insert , Turning insert , Milling insert as well as their spare parts etc.
Located in Ningbo-China, a port city with developed industries. We have strong design team and passed the ISO9001 Certification. Also, we have various kinds of processing equipment, including DMG Five- Axis Linkage High-Precision Machining Center. All can meet your requirements!
Warmly Welcome you to have a visit of our factory .
Turning Tool Holder Shipping:
Port |
Ningbo/Shanghai/Guangzhou/Hangzhou/Shenzhen/Xiamen |
Shipping |
By Air ,By Sea or By Express |
Shipping Time |
4-10days By Express |
Different Area many take different shipping days |
7-15days By Air |
25-55days By Sea |
Trade Terms |
FOB, CIF, EXW, CFR, DDU... |
FAQ:
Q: Are you a factory or a trading company?
A: We are a factory specializing in the production of external indexable turning tool holders,boring bars, threading holders and grooving holders for CNC lathes and indexable milling cutters for CNC machine center as well as their spare parts.
Q: Can we use our own logo or design?
A: Yes, we provide OEM and ODM
Q: What is your MOQ?
A: We have stock in stock for regular products, and we support a minimum order of one, and a minimum order of 20 non-standard products.
Q: How can I get some samples?
A: We are willing to provide you samples for testing after receiving the sample fee.
Q: Do you accept custom orders?
A: Of course, we are a professional manufacturer, and custom orders are what we are good at.