HSS Drilling & Tapping Twist Drill Bit DIN6.35e Shank for Alloy Steel Iron Metal Drilling Tapping

• Customized: Customized
• Standard: DIN
• Length: 65 to 72mm
• Type: Twist Drill Bit
• Material: High Speed Steel
• Usage: Metal Drilling
• Model NO.: 971
• Steel Type: HSS M2
• Craftsmanship: Fully Ground
• Flute Type: Tapping Threaded
• Drilling Head: 125 Degrees Split Point
• Marking: Laser Marking
• Surface Treatment: Titanium Coated
• Shank Type: DIN6.35e
• Transport Package: Blister, Skin, Sandwich, Color Paper Hanger, Paper
• Specification: 3mm to 10mm diameter
• Trademark: OEM, HTT
• Origin: China
• HS Code: 8207509000
• Production Capacity: 6800000PCS/Year

Product Description

*For use in alloyed and unalloyed steels up to 900 N/mm2 tensile strength, sheet metal and thin-walled profile material(pipes and without pre-punching), where exact and clean drilling is required.

*Special designed pilot point penetrates material faster and allows precise drilling on curved surfaces.

* Optimized flute geometry specially ground shoulder cutting flutes for milling exact circular holes with clean edges.

* Core reinforcement 2x longer life, 2x stronger core. Constantly increasing core diameter in the direction of the shaft for increased durability. Gives maximum fracture stability.

* DIN6.35E hex shank to fit those quick change connector and power drill chuck under DIN6.35E standard.



*Other special sizes are also available on the customers' special request.

Item Number	Diameter x Thread size(mm)	Overall Length(mm)	Tip point angle(degrees)
971.0305065	M3 x 0.5	65	125
971.0407065	M4 x 0.7	65	125
971.0508069	M5 x 0.8	69	125
971.0610069	M6 x 1.0	69	125
971.0812572	M8 x 1.25	72	125
971.1015072	M10 x 1.5	72	125