twist step up cone drill bits

Brand Name:ZhongZuan

Place of Origin:Chongqing, China

...hin 3mm. One drill bit can be used instead of multiple drill bits. Holes with different diameters can be processed according to the needs, and the large holes can be processed at one time without changing the drill bit and drilling the positioning holes.

Brand Name:Pangolin

Place of Origin:HeBei China

Sealed Bearing Roller Cone Bits Roller Cone Bits Factory Direct Sale For Core Barrel With Disorderly Step Tooth Bits Features With particular structure of the cone,equal worn of the compacts in permanent contact area and alternative contact area of the bit...

Brand Name:Betalent

Model Number:HSS twist drill bit Morse cone shank

Place of Origin:China

...: 1. Made of high cobalt HSS, which enable the drill to have good red rigidity and good wear resistance 2, The transverse edge angle is well ground so that the cutting resistance is small, and centering is good. 3. ...

Brand Name:SUPAL

Place of Origin:Changzhou,Jiangsu,China

Fresa Solid Carbide Coated Woodworking Wood Twist Step Drill Bit Product name SOLID CARBIDE TWIST DRILL Co 10% Wc 90% TRS 3600~4800 N/mm2 HRA 91.8-92.4 HRC 45/55/60/65 ...

Brand Name:JOHNSON TOOLS

Model Number:D12

Place of Origin:CHINA

Product Name 5pcs HSS Titanium Triangle Shank step cone taper drill Bits Set for Metal Drilling Size 6Steps: 3/16-1/2''(3/16,1/4,5/16,3/8,7/16,1/2) 8Steps:1/4-3/4''(1/4,5/16,3/8,7/16,1/2,9/16,5/8,11/16,3/4) 9Steps...

Place of Origin:China

Brand Name:WXM

...Kinds of drills for your choose! HSS TAPER SHANK TWIST DRILL;HSS STRAIGHT SHANK TWIST DRILL; THE STEPS AND LADDERS DRILL;WOOD WORKING DRILL；MASONRY DRILLS；SDL HAMMER DRILLS；GLASS & TILE DRILL BIT;ELECTRIC HAMMER DRILLS; HSS ANNULAR CUTTER AND SO ON.

Brand Name:Starry

Model Number:8mm

Place of Origin:JIANG SU CHINA

...Twist Drill Bits High Speed Steel Step Drill Bit Description: Manufactured from Hss-4341 steel, with molybdenum and cobalt added to creates a hardened alloy, measuring Rockwell hardness up to 67 with 5% Cobalt, for much faster cutting and extra longer life span, with up to twelve times when compared with an average HSS drill bit...

Brand Name:SOLLROC

Model Number:3 wings tep drag bit

Place of Origin:China

Product Description: Our Drag Drill Bit is forged to perfection, ensuring durability and longevity in the toughest drilling conditions. With its drag bit design, this tool is ideal for drilling through soft formations, including sand, clay, and shale. The ...

Brand Name:RTCRAFT or OEM

Model Number:M3-M10

Place of Origin:CHINA

... 5. Surface:Black Oxide,Bright,Amber finished,Ti-coated. 6. Usage:Drilling,Tapping,Chamfering on metal 7. Shank:1/4"Hex shank Features: 1. Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc. 2. Fast replacement composite cone,

Place of Origin:HeBei . China

Guaranteed Quality TCI Tricone Bit/Roller Cone Bit/Rock Bit For Drilling Roller Bit Introduction Carefully control every step of production, complete each production process, including blanking, forging, rough turning, heat treatment, precision turning, ...

Brand Name:Sanyinghe

Model Number:As your requirements

Place of Origin:China

...Step Milling Cutter Screw Countersunk Hole Drill Bit High Speed Steel Product Description: 1. HSS material, sharp and durable, has the characteristics of ultra-high speed and ultra-high durability after high-precision grinding. 2. Fine workmanship, clear scale, no chips, no residue, less shaking than ordinary twist drills...

Brand Name:KM

Model Number:kmhardwaretool

Place of Origin:China

1,Selects of the super tough high-speed steel ; 2,Supply three-edges and multi-edge ;suit to the step drill of steel stock and the soft nature material ; 3,Suitable for each kind of magentic drilling machine and pistol drill to chamfer; 5,82° ,90° ,100° ,...

Categories:HSS TWIST DRILL BITS

Country/Region:china

Place of Origin:Hebei,China

...power configuration, and determination of laying area. At the same time, ground treatment is also a crucial step, which requires reserving a height from the ground to the threshold, and then leveling the floor heating to ensure no unevenness. If there are