SRGCL1616H10 External Turning Tool Holder for RCMT Inserts – BEYOND
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SRGCL1616H10 External Turning Toolholder
Precision 16x16mm Left-Hand Shank for RCMT1003 Round Inserts
Product Overview
"What is the most rigid left-hand toolholder for profiling and radius turning on a 16mm CNC turret?"
The Beyond SRGCL1616H10 is a specialized external turning toolholder engineered for RCMT1003 round inserts. The round insert geometry provides a unique advantage: it offers the strongest possible cutting edge, distributing heat and pressure over a larger surface area. This makes the SRGCL1616H10 the ideal choice for profiling complex radii and heavy-duty roughing where diamond-shaped inserts often fail due to edge chipping.
Key Features
- ✔ 42CrMo Alloy Steel Body: Superior vibration damping properties for high-precision surface finishes.
- ✔ Secure Screw Clamping: Keeps the round insert stable under high radial cutting forces.
- ✔ Round Insert Advantage: Allows for multi-directional profiling without changing tools.
Technical Specifications
Screw Clamp
Round Shape
90° Approach
7° Relief
Left Hand
16x16mm
100mm Len
RCMT10
| ISO Parameter | Metric (mm) | Imperial (inch) |
|---|---|---|
| Shank Size (H x W) | 16 x 16 mm | 0.629" x 0.629" |
| Total Length | 100 mm | 3.937" |
| Insert Size | RCMT 1003** | Round 3/8" |
Recommended Cutting Parameters
| Material Group | Speed (Vc) | Feed Rate (f) |
|---|---|---|
| Steel (P) | 150 - 230 m/min | 0.15 - 0.45 mm/rev |
| Stainless Steel (M) | 110 - 170 m/min | 0.10 - 0.35 mm/rev |
Required Insert: RCMT 1003** / RCGT 1003**
Optimized for round carbide inserts to handle high-feed profiling work.
View Compatible Inserts →Typical Applications
- Roughing of Forged Shafts
- Complex Radius Contouring
- Turbine Blade Finishing
- Interrupted Cuts in Steel
Compatibility
Fits any standard CNC Turret with 16mm tool slots. Fully compatible with ISO standard RCMT/RCGT 10mm round inserts from all major brands.
Beyond Material Comparison
High-Rigidity Steel: Unlike budget toolholders made from basic carbon steel, Beyond uses 42CrMo high-tensile alloy. This material is heat-treated to HRC 42-45, providing superior wear resistance for the tool seat and ensuring the shank remains straight and stable under heavy radial loads.
Global User Feedback
"Perfect rigidity for profiling 304 stainless. The 16mm shank is surprisingly robust."
— Mike J., USA"Halter ist sehr präzise gefertigt. RCMT Platten passen spielfrei."
— Klaus W., Germany"Ottimo prodotto. Used it for profiling manifold radii, worked perfectly."
— Luca B., Italy"Very clean finish. Beyond tools are always reliable in our shop."
— Sato K., JapanFrequently Asked Questions
Can I use RCGT inserts for aluminum with this holder?
Yes! The SRGCL1616H10 is compatible with both RCMT (pressed) and RCGT (ground) 10mm round inserts.
Is this toolholder Right-Hand or Left-Hand?
The "L" in SRGCL stands for Left-Hand. Please check your turret configuration before ordering.
Why use a round insert instead of a diamond insert?
Round inserts have the strongest geometry, preventing edge chipping during tough profiling and providing superior surface finish at high feeds.
Material Pro Tip: The Profiling Advantage
When using the SRGCL1616H10, the effective chip thickness decreases as the depth of cut gets smaller. This allows you to push higher feed rates (f) than standard turning tools, significantly reducing cycle time while maintaining a beautiful radius finish.
Need Help With BEYOND Inserts?
Looking for a BEYOND equivalent, alternative grade, or sample catalog? Our CNC specialists have helped 50+ manufacturers in aerospace, automotive, and medical machining source the right tooling at 30–50% lower cost than OEM prices.
This BEYOND insert is in stock. 24-hour quote response. ISO 9001 certified. Ships from Hangzhou in 3–7 days.
Technical FAQ & Buying Guide
When choosing CNC cutting tools, check the full model code, dimensions, grade and selected variant before ordering. Do not rely on the product image alone.
For carbide inserts, tool holders, drills and end mills, compare the mounting dimensions, connection type and manufacturer's specifications with your holder or machine. If you are unsure, share your existing part number and machining application with us before ordering.
Check the product listing for the selling unit, pack quantity and included components. If it is unclear whether the price is per piece or per pack, or whether a tool body and inserts are sold separately, contact us before purchasing.
Select cutting speed, feed rate and depth of cut using the relevant manufacturer's recommendations for your tool model, workpiece material, machine conditions and coolant method. The same settings are not suitable for every product or application.
Our automatic quantity discount is 6% off for 2–9 items and 12% off for 10 or more items, based on the total product quantity in the cart. Other offers may not combine with this discount; check the applicable offer conditions.
According to our shipping policy, orders are typically processed and shipped within 1–3 business days after confirmation. Delivery generally takes 5–20 business days, depending on your destination and shipping method. Customs clearance or unforeseen delays may affect delivery times. A tracking number is sent by email after shipment.