China 115 PCS Fully Ground HSS Cobalt Drill Bit Set

115PCS Twist Drill Set
Size(mm): A-Z; 1#--60# 1/16--1/2
Packing; Inner: metal Box
Outer: Carton
N. W. /G. W.: 23/25kgs
Meast: 47X40x22cm
Product Description

Product Name115 Pcs Fully Ground HSS Cobalt Drill Bit Set for Size Jobber Length Standard: 1/16"-1/2", 1#-60#, A-ZMaterial HSS Cobalt M35 (HSS is Available)Process Fully Ground (Rolled & Polished, Rolled, Milled are Available)Point Type135 Degree Split Point (118 Degree Regular Point is Available)Shank Type Straight Shank (Hex Shank, Reduced Shank are Available)Helix Angle Regular Spiral Type NSurface FinishAmber Color (Bright, Black Oxide, Titanium Coated, Black & Gold are Available)
Package 115 Pcs Packed in One metal BoxFeaturesHSS drill bit sets have extremely high hardness, in the drilling work has excellent processing performance,
all grinding sharp ligament sticky milling work hole smooth no burr.
2. With good toughness of materials, wear resistance and drilling ability, the drill bit set tools apply to cast iron,
copper and aluminum die steel alloy steel.
3.Gold-oxide coating resists heat build-up and lengthens bit life.
4.Removable cartridges: easy to carry bits from case to worksite.
5.Suitable for a range of electric drills and drilling machines thanks to our straight shank desig