Description

The Heller 21251 9 Jobber Drill bit is engineered for superior durability and precision in challenging metalworking environments. Crafted from high-speed steel (HSS) with a 5% cobalt composition, this 1mm diameter drill bit is optimized for drilling in stainless steel and other high-alloy materials. The 135° split point ensures accurate centering without the need for pre-drilling, while the DIN 338 RN standard guarantees exceptional dimensional accuracy. This drill bit also features excellent concentricity, adhering to DIN 1414 standards, making it a reliable tool for professional use.

Specifications & Features:

Feature	Detail
Pack Size	10
Diameter	1.0 mm
Working Length	12 mm
Overall Length	34 mm
Material	HSS with 5% cobalt
Point Angle	135°
Standard	DIN 338 RN, DIN 1414
Application	Stainless steel, high-alloy

Heller HSS-CO 5% Cobalt Jobber Drill Bit Set 1mm 10 Pcs | 21251 9

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SKU: 21251 9

29,500 IQD

Shipped today? Order within: Jul 22, 2026 17:00:00 +0300

Shipped today? Order within: Jul 22, 2026 17:00:00 +0300

Description

The Heller 21251 9 Jobber Drill bit is engineered for superior durability and precision in challenging metalworking environments. Crafted from high-speed steel (HSS) with a 5% cobalt composition, this 1mm diameter drill bit is optimized for drilling in stainless steel and other high-alloy materials. The 135° split point ensures accurate centering without the need for pre-drilling, while the DIN 338 RN standard guarantees exceptional dimensional accuracy. This drill bit also features excellent concentricity, adhering to DIN 1414 standards, making it a reliable tool for professional use.

Specifications & Features:

Feature	Detail
Pack Size	10
Diameter	1.0 mm
Working Length	12 mm
Overall Length	34 mm
Material	HSS with 5% cobalt
Point Angle	135°
Standard	DIN 338 RN, DIN 1414
Application	Stainless steel, high-alloy