SUHNER LSB 14, LSB 25, LSC 20-2, LSC 35 Pneumatic Straight Grinder

Description LSB 14 / LSB 25 / LSC 20-2 / LSC 35 — Pneumatic Straight Grinders Industrial-grade pneumatic straight grinders with flexible exhaust hose, rear silencing, resilient bearings, ergonomic Suhner grip, and optional governor control — engineered for precise grinding, carbide burr work, toolmaking, and aerospace fabrication.   Key Benefits Flexible exhaust hose improves maneuverability and reduces strain. Rear exhaust with integral silencer ensures quiet, clean operation. Ergonomic Suhner grip provides excellent handling and fatigue-free operation. Resilient bearing system minimizes vibration and increases tool life. Governor control (LSB 14, LSB 25, LSC 20-2) maintains constant speed under load. High power (250–350 W) for grinding, deburring and carbide burr applications. Suitable for engineering, aerospace, automotive, toolmaking and production use. Download spec sheet: LSB/LSC Series Spec Sheet (PDF) Request Price Quote Applications Engineering, foundries, aerospace and aircraft manufacturing, automotive production, tool and patternmaking — ideal for grinding points, carbide burrs, deburring, reworking 3D-printed objects and precision finishing tasks. Technical Data Type: LSB 14 Idling speed: 14,000 min⁻¹ Air consumption (idling): 0.200 m³/min Power: 250 W Air supply hose Ø: 8 mm Collet: 6 mm ID-No.: 112 042 01 Mat.-No.: 100 035 602 Type: LSB 14 (1/4″ USA) Idling speed: 14,000 min⁻¹ Air consumption (idling): 0.200 m³/min Power: 250 W Air supply hose Ø: 8 mm Collet: 1/4 inch ID-No.: 112 042 02 Mat.-No.: 100 035 603 Type: LSB 25 Idling speed: 25,000 min⁻¹ Air consumption (idling): 0.330 m³/min Power: 250 W Air supply hose Ø: 8 mm Collet: 6 mm ID-No.: 112 019 01 Mat.-No.: 100 035 554 Type: LSB 25 (1/4″ USA) Idling speed: 25,000 min⁻¹ Air consumption (idling): 0.330 m³/min Power: 250 W Air supply hose Ø: 8 mm Collet: 1/4 inch ID-No.: 112 019 02 Mat.-No.: 100 035 555 Type: LSC 20-2 Idling speed: 20,000 min⁻¹ Air consumption (idling): 0.280 m³/min Power: 350 W Air supply hose Ø: 8 mm Collet: 6 mm ID-No.: 112 028 01 Mat.-No.: 100 035 569 Type: LSC 20-2 (1/4″ USA) Idling speed: 20,000 min⁻¹ Air consumption (idling): 0.280 m³/min Power: 350 W Air supply hose Ø: 8 mm Collet: 1/4 inch ID-No.: 112 028 02 Mat.-No.: 100 035 570 Type: LSC 35 Idling speed: 35,000 min⁻¹ Air consumption (idling): 0.800 m³/min Power: 350 W Air supply hose Ø: 8 mm Collet: 6 mm ID-No.: 112 029 01 Mat.-No.: 100 035 571 Type: LSC 35 (1/4″ USA) Idling speed: 35,000 min⁻¹ Air consumption (idling): 0.800 m³/min Power: 350 W Air supply hose Ø: 8 mm Collet: 1/4 inch ID-No.: 112 029 02 Mat.-No.: 100 035 572 Standard Equipment 1 × Collet 1 × Open end wrenches SW 11 and SW 14 Supply and exhaust hose Lever valve Accessories & Replacement Parts ACCESSORIES Open end wrench SW 11, ID-No.: 037 857 01, Mat.-No.: 100 048 817 Open end wrench SW 14, ID-No.: 037 857 03, Mat.-No.: 100 048 819 Supply hose complete, ZS 8 mm × 2 m, ID-No.: 907 178 00, Mat.-No.: 100 010 247 Exhaust hose complete, AS kompl. DL B/C (1000 mm), ID-No.: 300 059 68, Mat.-No.: 100 026 406 Clamp for exhaust hose, ID-No.: 300 059 67, Mat.-No.: 100 026 405 COLLETS SPZ 3 mm, Bore: 3.0 mm (0.12 inch), ID-No.: 050 325 03, Mat.-No.: 100 047 503 SPZ 6 mm, Bore: 6.0 mm (0.24 inch), ID-No.: 050 325 01, Mat.-No.: 100 047 501 SPZ 8 mm, Bore: 8.0 mm (0.32 inch), ID-No.: 050 325 17, Mat.-No.: 100 047 509 SPZ 1/4″, Bore: 6.4 mm (1/4 inch), ID-No.: 050 325 02, Mat.-No.: 100 047 502 SPZ 1/8″, Bore: 3.175 mm (1/8 inch), ID-No.: 050 325 04, Mat.-No.: 100 047 504 Frequently Asked Questions 1. How do these grinders perform in precision industrial applications? They offer stable, low-vibration cutting due to resilient bearings and ergonomic grips, making them ideal for grinding points, carbide burr work and detailed finishing in engineering, aerospace and toolmaking operations. 2. How does the integrated silenced rear exhaust improve operator comfort? It reduces noise at the source and directs airflow away from the workpiece, improving cleanliness and reducing operator fatigue in busy workshop environments. 3. How does governor control improve cutting performance? On LSB 14, LSB 25 and LSC 20-2, the governor maintains constant speed under load, reducing stalling and giving smoother, more efficient material removal. LSC 35 provides free-running high-speed response for aggressive tasks. 4. What maintenance practices ensure long-term durability? Regular lubrication, exhaust cleaning, collet inspection, and maintaining clean, dry compressed air significantly extend service life. Resilient bearings reduce internal wear under heavy use. 5. What airflow conditions are required for stable performance? A clean, dry and regulated air supply using the correct hose diameter ensures that each grinder maintains its rated speed and torque during continuous industrial operation. Pricing, Availability & Lead Times For pricing and lead time, request a price quote or contact us.