DIN351/UNC Hand Tap Set - High-Speed Steel | Merhein

DIN351/UNC Hand Tap Set

These DIN351/UNC hand taps are available in sets of three with varying diameters. Constructed from high-speed steel (HSS), they are suitable for machining steel, cast iron, and other soft metals.

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Technical Specifications

Product Overview

Professional DIN351/UNC Hand Tap Set

This DIN351/UNC hand tap set consists of three taps with unequal diameters, precision-ground for high-performance threading. Manufactured from high-speed steel (HSS), these tools are engineered for reliable machining of steel, cast iron, and various soft metals. The set offers versatile surface treatment options including white, titanium nitride, and titanium aluminum nitride plating to suit different industrial requirements.

Technical Specifications

Manufacturing Process: Ground
Material: High-Speed Steel (HSS)
Surface Treatments: WhiteTitanium Nitride-PlatedTitanium Aluminum Nitride-Plated
Compatible Materials: SteelCast IronSoft Metals

Sizing and Dimensions

Standard Dimensions

Size	Flute Length (mm)	Total Length (mm)
No. 1-64UNC	10	32
No. 2-66UNC	11	38
No. 3-48UNC	11	36
No. 4-40UNC	12	40
No. 5-40UNC	12	40
No. 6-32UNC	14	45
No. 8-32UNC	14	45
No. 10-24UNC	16	48
No. 12-24UNC	18	50
1/4-20UNC	22	56
5/16-18UNC	25	63
3/8-16UNC	28	70
3/16-14UNC	30	75
1/2-13UNC	32	80
9/16-12UNC	32	80
5/8-11UNC	36	90
3/4-10UNC	40	105
7/8-9UNC	45	110
1"-8UNC	50	110
1-1/8-7UNC	56	132
1-1/4-7UNC	56	132
1-3/8-6UNC	63	150
1-1/2-6UNC	63	150
1-3/4-5UNC	70	160
2"-4-1/2UNC	80	190