professional manufacturer of HSS twist drill bits
raw material: HSS 4241,4341,9341,6542,M35
used for cutting kinds of metals.
Minimum Order Quantity: 800 Piece/Pieces
Supply Ability: 200000 Piece/Pieces per Month
Payment Terms: L/C,T/T
Contact SupplierPackaging Detail: paper box, plastic tube
Delivery Detail: 30 days
raw material: HSS 4241,4341,9341,6542,M35
point angle: 118°
process: roll forged, milled
surface treatment: white-finished, black-finished,nitrided