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Home Reloading Case Preparation Neck Turning Turning & Expander Mandrels SINCLAIR INTERNATIONAL STAINLESS STEEL LARGE CALIBER EXPANDER MANDRELS Support

SINCLAIR INTERNATIONAL
STAINLESS STEEL LARGE CALIBER EXPANDER MANDRELS

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749002087
Sinclair stainless steel neck turning and expander mandrelsfor 17 through 50 caliber cartridges are turned from highgrade stainless steel on precision turning centers. Turningmandrels are sized .002" under bullet diameter andexpander mandrels are .001" under bullet diameter. Theshape and surface of all of our mandrels is the result of years ofexperimenting by many expert handloaders. Our Carbide turning mandrelsare precision ground from solid carbide stock, which yields even closer tolerances. AllCarbide mandrels are ground to .002" under bullet diameter. Adjustments on our NT-4000turning tool will be more consistent withcarbide mandrels due to the tighter tolerancesof the mandrels. Large caliber (35to 50 caliber) mandrels fit only the LargeCaliber Expander Body and the NT-5000 Turning Tool
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19.9 22.9 6 GBP
Product no.: 749002087
SINCLAIR INTERNATIONAL 408 CALIBER (.407") STAINLESS EXPANDER MANDREL
Mfr Part: E40 Sinclair Large Caliber Expander Mandrels, 408 cal
22.9 GBP 0 £22.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Caliber: 408 Caliber Diameter (in): 0.407
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Description

Sinclair Large Caliber Expander Mandrels, 408 cal

Attributes

Caliber: 408 Caliber Diameter (in): 0.407 Delivery weight: 0.068kg Shipping height: 1mm Shipping width: 83mm Shipping length: 146mm

Item details

Made in USA



Product no.: 749002085
SINCLAIR INTERNATIONAL 9.3MM (.365") STAINLESS EXPANDER MANDREL
Mfr Part: E36 Sinclair Large Caliber Expander Mandrels, 9.3mm
19.9 GBP 1 £19.90 *
Delivery time approx. 7-14 days.
1 pcs. in the USA warehouse
Specs: Caliber: 9.3mm Diameter (in): 0.365
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Description

Sinclair Large Caliber Expander Mandrels, 9.3mm

Attributes

Caliber: 9.3mm Diameter (in): 0.365 Delivery weight: 0.068kg Shipping height: 13mm Shipping width: 83mm Shipping length: 146mm

Item details

Made in USA

Product no.: 749002086
SINCLAIR INTERNATIONAL 375 CALIBER (.374") STAINLESS EXPANDER MANDREL
Mfr Part: E37 Sinclair Large Caliber Expander Mandrels, 375 cal
22.9 GBP 7 £22.90 *
Delivery time approx. 7-14 days.
7 pcs. in the USA warehouse
Specs: Caliber: 375 Caliber Diameter (in): 0.374
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Description

Sinclair Large Caliber Expander Mandrels, 375 cal

Attributes

Caliber: 375 Caliber Diameter (in): 0.374 Delivery weight: 0.068kg Shipping height: 1mm Shipping width: 83mm Shipping length: 146mm

Item details

Made in USA

Product no.: 749002100
SINCLAIR INTERNATIONAL 50 CALIBER (.509") STAINLESS EXPANDER MANDREL
Mfr Part: E50 Sinclair stainless steel neck turning and expander mandrelsfor 17 through 50 caliber cartridges are turned from highgrade stainless steel on precision turning centers. Turningmandrels are sized .002" under bullet diameter andexpander mandrels are .001" under bullet diameter. Theshape and surface of all of our mandrels is the result of years ofexperimenting by many expert handloaders. Our Carbide turning mandrelsare precision ground from solid carbide stock, which yields even closer tolerances. AllCarbide mandrels are ground to .002" under bullet diameter. Adjustments on our NT-4000turning tool will be more consistent withcarbide mandrels due to the tighter tolerancesof the mandrels. Large caliber (35to 50 caliber) mandrels fit only the LargeCaliber Expander Body and the NT-5000 Turning Tool
22.9 GBP 2 £22.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Caliber: 50 Caliber Diameter (in): 0.509
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Top takeaways

  1. The Sinclair International 50 Caliber Stainless Expander Mandrel is made from high-grade stainless steel, offering precision for neck turning and expanding tasks.
  2. Designed with tight tolerances, the mandrel is .001" under bullet diameter for precise expansions, and is compatible with the Large Caliber Expander Body and NT-5000 Turning Tool.
  3. Additional carbide mandrels are available, ground to .002" under bullet diameter for even tighter tolerances, enhancing the consistency of adjustments on the NT-4000 turning tool.

Attributes

Caliber: 50 Caliber Diameter (in): 0.509 Delivery weight: 0.068kg Shipping height: 1mm Shipping width: 83mm Shipping length: 146mm

Item details

Made in USA

Product no.: 749002084
SINCLAIR INTERNATIONAL 35 CALIBER (.357") STAINLESS EXPANDER MANDREL
Mfr Part: E35 Sinclair stainless steel neck turning and expander mandrelsfor 17 through 50 caliber cartridges are turned from highgrade stainless steel on precision turning centers. Turningmandrels are sized .002" under bullet diameter andexpander mandrels are .001" under bullet diameter. Theshape and surface of all of our mandrels is the result of years ofexperimenting by many expert handloaders. Our Carbide turning mandrelsare precision ground from solid carbide stock, which yields even closer tolerances. AllCarbide mandrels are ground to .002" under bullet diameter. Adjustments on our NT-4000turning tool will be more consistent withcarbide mandrels due to the tighter tolerancesof the mandrels. Large caliber (35to 50 caliber) mandrels fit only the LargeCaliber Expander Body and the NT-5000 Turning Tool
19.9 GBP 0 £19.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Caliber: 35 Caliber Diameter (in): 0.357
Ask question

Top takeaways

  1. Sinclair International's stainless steel expander mandrels are precision-crafted for cartridges from 17 to 50 caliber, with the 35 caliber mandrel being 0.001" under bullet diameter for optimal expansion.
  2. The mandrels are made from high-grade stainless steel for durability, with carbide versions offering even tighter tolerances at 0.002" under bullet diameter for consistent adjustments.
  3. Large caliber mandrels, including the 35 caliber (0.357" diameter), are designed to fit only the Large Caliber Expander Body and the NT-5000 Turning Tool, specialized for larger caliber reloading tasks.

Attributes

Caliber: 35 Caliber Diameter (in): 0.357 Delivery weight: 0.068kg Shipping height: 13mm Shipping width: 83mm Shipping length: 146mm

Item details

Made in USA


Product no.: 749002088
SINCLAIR INTERNATIONAL 416 CALIBER (.415") STAINLESS EXPANDER MANDREL
Mfr Part: E41 Sinclair Large Caliber Expander Mandrels, 416 cal
21.9 GBP 0 £21.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Caliber: 416 Caliber Diameter (in): 0.415
Ask question

Description

Sinclair Large Caliber Expander Mandrels, 416 cal

Attributes

Caliber: 416 Caliber Diameter (in): 0.415 Delivery weight: 0.068kg Shipping height: 1mm Shipping width: 89mm Shipping length: 89mm

Item details

Made in USA

Enhance your reloading with the Sinclair 408 Caliber Expander Mandrel. Perfect for precision work! 🔧 Get yours today!

Sinclair stainless steel neck turning and expander mandrelsfor 17 through 50 caliber cartridges are turned from highgrade stainless steel on precision turning centers. Turningmandrels are sized .002" under bullet diameter andexpander mandrels are .001" under bullet diameter. Theshape and surface of all of our mandrels is the result of years ofexperimenting by many expert handloaders. Our Carbide turning mandrelsare precision ground from solid carbide stock, which yields even closer tolerances. AllCarbide mandrels are ground to .002" under bullet diameter. Adjustments on our NT-4000turning tool will be more consistent withcarbide mandrels due to the tighter tolerancesof the mandrels. Large caliber (35to 50 caliber) mandrels fit only the LargeCaliber Expander Body and the NT-5000 Turning Tool
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Enhance your reloading precision with our stainless steel expander mandrels for 22 caliber (.223")🔧. Perfect fit for NT-3000 & NT-1000 tools!
SINCLAIR INTERNATIONAL
SINCLAIR INTERNATIONAL 22 CALIBER (.223") STAINLESS EXPANDER MANDREL
STAINLESS STEEL EXPANDER MANDRELS
Turning & Expander Mandrels
3.7
In stock
£18.90 £16.90 - £18.90
Keep your barrels spotless with J-B® Bore Bright! 🌟 This 2 oz cleaner polishes and prevents fouling for consistent accuracy.
BROWNELLS
BROWNELLS J-B BORE BRIGHT 2OZ
J-B® BORE BRIGHT
Bore Cleaning Paste
5
In stock
£22.90 £22.90 - £214.90
Enhance your reloading with the Sinclair 8000 Series Primer Pocket Uniformer Handle. 🛠️ Quick change for consistent primer depth!
SINCLAIR INTERNATIONAL
SINCLAIR INTERNATIONAL SINCLAIR 8000 SERIES PRIMER POCKET UNIFORMER HANDLE
PRIMER POCKET UNIFORMER HANDLE
Handles
0
In stock
£21.90
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