Milwaukee 1" HSS Pipe Threading Die Set

The 48-36-1109 Milwaukee 1" HSS Pipe Threading Die Set is a high-speed steel NPT die set designed to produce clean, precise pipe threads with right-hand directional cutting for professional threading applications. Built to thread stainless steel and other common pipe materials, it features stamped size/type markings for easy identification and stamped alignment numbers for fast, accurate installation into compatible die heads. This set includes (4) matched 1" NPT dies and fits a wide range of popular threaders and die heads for reliable jobsite performance.

Country of Origin
Varies by production batch

Key Features / Specifications

• Model / Part Number: 48-36-1109
• Brand / Series: Milwaukee
• Product Type: Pipe threading die set (NPT)
• Size: 1 in
• Thread Type: NPT
• Threads Per Inch (TPI): 11-1/2 TPI
• Material: High-Speed Tool Steel (HSS)
• Cut Direction: Right hand
• Capability: Threads stainless steel
• Markings: Stamped size/type and stamped alignment numbers
• Included: (1) matched set of (4) High-Speed NPT dies
• Compatible With: Milwaukee forged aluminum die heads and compact forged aluminum die heads; RIDGID 11-R, 12-R, O-R, 111-R, 00-R, 30A, 31A threaders; Reed R-12+ dropheads; DeWalt pipe threading die heads; Wheeler Rex 12R-style die heads
• Application Range Note: Replacement dies available across 1/2"–2" sizes (this set is 1")

Ideal For

• Cutting clean, precise 1" NPT threads on pipe
• Threading stainless steel and other jobsite pipe materials
• Users needing replacement dies for compatible die heads and threaders
• Fast service work aided by stamped alignment numbers and easy ID markings
• Contractors wanting a matched 4-die set for consistent thread quality