Carmex SIR 0032 S16 Internal Thread Toolholder, 32 mm Shank

Internal Thread Turning Toolholder – 32 mm Shank (U-Type)

The Carmex SIR 0032 S16 is a heavy-duty internal thread turning toolholder engineered for machining deep and large-diameter bores using 16 mm IC threading inserts. With its rigid 32 mm shank and U-Type insert seat, the toolholder delivers exceptional stability, reduced vibration, and high-precision thread generation across a wide range of internal threading applications.

Designed to accommodate all Carmex 16 mm internal threading inserts—including Metric, UN, Whitworth, ACME, Trapez, Buttress, NPT, and special-form inserts—the SIR 0032 S16 is a versatile and reliable choice for demanding production environments. Its hardened steel construction ensures excellent wear resistance, long service life, and consistent performance under heavy cutting loads.

Key Features:

• Ordering Code: SIR 0032 S16
• Type: Internal Thread Turning Toolholder (U-Type)
• Insert Compatibility: 16 mm IC threading inserts
• Shank Diameter (D1): 32 mm
• Minimum Bore Diameter: 25 mm
• Overall Length (L): 250 mm
• Functional Length (L1): 200 mm
• Front Overhang (F): 19.7 mm
• Insert Screw: S16
• Anvil Screw: S16
• Torx Key: T16
• Right-Hand Anvils: A16
• Left-Hand Anvils: A16 / AE16
• Construction: Precision-ground hardened steel body for maximum rigidity
• Applications: Internal threading across large bores for multiple thread forms
• Key Advantage: Ultra-rigid 32 mm shank designed for demanding internal threading operations with excellent vibration control

Manufactured by Carmex Precision Tools Ltd.—a global leader in threading, grooving, and high-performance carbide tooling—the SIR 0032 S16 provides outstanding accuracy, durability, and reliability in professional machining environments.