• Type：Twist Drill Bit
• Material：High Speed Steel
• Usage：Wood Drilling, Well Drilling, Metal Drilling, Masonry Drilling
• Transport Package：Plastic Box, Blister Card, Wooden Box, Metal Box
• Specification：4-39MM
• Trademark：Sinoabrasives,Nineroars ,OEM
• Origin：China
• HS Code：8207509000
• Production Capacity：50, 000, 000PCS,Year
• Package size per unit product：10.00cm * 10.00cm * 10.00cm
• Gross weight per unit product：1.000kg

Basic Info.

Type Twist Drill Bit Material High Speed Steel Usage Wood Drilling, Well Drilling, Metal Drilling, Masonry Drilling Transport Package Plastic Box, Blister Card, Wooden Box, Metal Box Specification 4-39MM Trademark Sinoabrasives/Nineroars /OEM Origin China HS Code 8207509000 Production Capacity 50, 000, 000PCS/Year

Packaging & Delivery

Package size per unit product 10.00cm * 10.00cm * 10.00cm Gross weight per unit product 1.000kg

Product Description

Suitable HSS Grade
 

Roll Forged	Suitable HSS Grade:C-6542/D-9341/E-4341/F-4241
Half Ground	Suitable HSS Grade:C-6542/D-9341/E-4341/F-4241
Fully Ground	Suitable HSS Grade:A-M 42/B-M 35/C-6542/D-9341/E-4341
Milled	Suitable HSS Grade:B-M 35/C-6542/D-9341/E-4341/F-4241

 

Suitable Standard
Roll Forged	(1)DIN338;(2)DIN340;(3)Jobber Length
Half Ground	(1)DIN338;(2)DIN340;(3)DIN1897;(4)Jobber Length
Fully Ground	(1)DIN338;(2)DIN340;(3)DIN1897;(4)Aircraft Extension;(5)Jobber Length;(6)Taper Length;(7)Screw Machine Length
Milled	(1)DIN340;(2)DIN1869;(3)Aircraft Extersion;(4)Extra Length

Material Appliation Chart

Finish	Range of Applications detalls
Black Oxide	Lron,Steel,Stainless Steel,Wood

Finish	Range of Applications detalls
Bright	Aluminum,Wood

 

·135°Split-Point for quick penetration and reduced"walking"

·Black oxide finish for added lubricity

·Heavy-duty construction provides additional strength

 

·118°split-point is self-centering

·For hex or adjustable power tool chucks

·Designed for drilling precise holes in hard and soft wood,plywood,particleboard,plastic and metal

Our factory