型号Type 尺寸 Size 直径(D)Dia. (D) 全长(L)Overall Length 柄长(L1)Shank Length(L1) 槽长(L3)Groove Length (L3) 柄径(d)Shank dia. (d) B-U03-D0300EA 3 62 36 20 6 B-U03-D0310EA 3.1 62 36 20 6 B-U03-D0320EA 3.2 62 36 20 6 B-U03-D0330EA 3.3 62 36 20 6 B-U03-D0340EA 3.4 62 36 20 6 B-U03-D0350EA 3.5 62 36 20 6 B-U03-D0360EA 3.6 62 36 20 6 B-U03-D0370EA 3.7 62 36 20 6 B-U03-D0380EA 3.8 66 36 24 6 B-U03-D0390EA 3.9 66 36 24 6 B-U03-D0400EA 4 66 36 24 6 B-U03-D0410EA 4.1 66 36 24 6 B-U03-D0420EA 4.2

4 Flutes, Square End Mill for Rough Machining

Suitable for UN thread through-hole processing, featuring smooth chip removal, stable cutting, standard precision and excellent durability.

General UN standard, wide application, wear-resistant, standard thread for mass production.

Suitable for titanium and nickel alloys. It ensures smooth chip removal, low cutting resistance, great durability and high thread forming precision.

Suitable for titanium and nickel alloys. It features smooth chip removal, low cutting resistance, excellent wear resistance and superior threading quality.

Smooth chip removal, anti-sticking, high threading precision.

Smooth chip removal, anti-sticking, high threading precision.

Smooth chip removal, high precision, ideal for aluminum through-hole threading.

Easy cutting, smooth chip removal and excellent wear resistance. Perfect for tapping aluminum and soft materials with stable and efficient performance.

Smooth chip removal and easy cutting. High precision and great wear resistance. Ideal for tapping through holes of various materials with stable & efficient performance.

Spiral flute tap features smooth chip removal, sharp and durable edges. It delivers low resistance, high precision and stable performance for various steels.

Large rake angle for low resistance, stable chip removal. Tough edge & durable coating, ideal for high‑feed roughing, cost‑effective.

Large rake angle for low resistance, stable chip removal. Tough edge & wear‑resistant coating, ideal for high‑feed roughing, cost‑effective.

Large rake angle for low resistance, stable chip removal. Tough edge & durable coating. Ideal for high-feed roughing of multiple materials, cost-effective and versatile.

Wide-range chipbreaker ensures easy cutting and stable chip evacuation. With excellent wear resistance and long service life, it is suitable for semi-finishing and finishing of steel, cast iron and stainless steel. It performs outstandingly at high speeds, applicable to both inte

It features wide land and large rake angle, delivering superior sharpness and tip strength. The large chip gullet ensures smooth and steady chip evacuation for excellent cutting performance.

Negative land and wide edge provide sufficient strength. Graded groove depth and tapered edge deliver effective chip control.

The unique chip breaker provides excellent chip control. The curved cutting edge reduces cutting force. It is recommended for roughing and heavy machining.

The dual rake angle ensures excellent sharpness and edge strength. The positive rake geometry reduces cutting resistance. Featuring a unique chip breaker protrusion, it is ideal for medium machining of superalloys.

Dual rake angle combined with wide land ensures superior cutting edge strength. The recessed concave design greatly improves chip curling and breaking. The large chip gullet enables smooth chip evacuation.

The curved edge balances edge strength and sharpness. It is suitable for semi-finish and medium machining of steel and alloy steel, fits most working conditions and features excellent chip breaking performance.

Dual rake angle with wide land guarantees high edge strength. The versatile double-sided geometry suits rough to light machining. The graded edge design enables smooth chip evacuation.

Small rake angle and wide cutting edge provide high edge strength. The flat land design supports universal machining. The optimized chip breaker angle reduces wear and ensures stable chip control.