step bit set

Brand Name:SINOCOREDRILL

Model Number:BWL NWL HWL PWL

Place of Origin:China

... diamond utilizing a hard matrix compound on the face of the bit. The diamond set design ensures sufficient overlap to prevent premature wear of the matrix. Surface-Set diamond bits are primarily recommended for use in drilling relatively soft, abrasive,

Brand Name:Zhongzuan

Place of Origin:Chongqing, China

6Pcs Hss Titanium Step Drill Bit Set Step Cone Drill Bits For Plastic 1. One drill with multiple uses to meet different tasks. Stepped structure, with multiple drill bits of different specifications for one head 2. Fast cutting, smooth chip removal. Double...

Brand Name:Zhongzuan

Place of Origin:Chongqing, China

6Pcs Hss Titanium Step Drill Bit Set Step Cone Drill Bits For Plastic 1. One drill with multiple uses to meet different tasks. Stepped structure, with multiple drill bits of different specifications for one head 2. Fast cutting, smooth chip removal. Double...

Brand Name:Johnson Tools

Model Number:D12T05

Place of Origin:China

...Straight Slot Connection Hex Shank A complete selection of blades at a more cost-effective price: This set has 31 parts, including 9 different saw blades. This is suitable for many cutting jobs, helping you efficiently complete a variety of different work.

Brand Name:Johnson Tools

Model Number:D12T05

Place of Origin:China

...Step Drill Bit with Center Punch in Aluminum Box Product Name 3pcs Hex Shank Step Drill Bits Set for Metal Drilling Material High Speed Steel 4241 Type Straight Slot Connection Hex Shank A complete selection of blades at a more cost-effective price: This set...

Brand Name:Johnson Tools

Model Number:D12T05

Place of Origin:China

...Step Drill Bit with Center Punch in Aluminum Box Product Name 3pcs Hex Shank Step Drill Bits Set for Metal Drilling Material High Speed Steel 4241 Type Straight Slot Connection Hex Shank A complete selection of blades at a more cost-effective price: This set...

Brand Name:Zhongzuan

Place of Origin:Chongqing, China

..., and quality assurance 2. Sharp and no burrs, spiral angle chip removal more smoothly 3. One drill has multiple uses to meet different tasks. Stepped structure, with multiple drill bits of different specifications for

Brand Name:Zhongzuan

Place of Origin:Chongqing, China

..., and quality assurance 2. Sharp and no burrs, spiral angle chip removal more smoothly 3. One drill has multiple uses to meet different tasks. Stepped structure, with multiple drill bits of different specifications for

Brand Name:SINOCOREDRILL

Model Number:HQ

Place of Origin:China

...set multi-step PCD diamond core bit High Grade Diamond Product Advantages: High Efficiency Various Types High Grade Diamond Descriptions: Surface set bits are still a favoured alternative for softer formations, or in highly abrasive ground where the balance in an impregnated bit between matrix erosion and diamond wear would be upset by the aggressive rock conditions. The core drill bit with natural-surface set...

Brand Name:SINOCOREDRILL

Model Number:HQ

Place of Origin:China

...set multi-step PCD diamond core bit High Grade Diamond Product Advantages: High Efficiency Various Types High Grade Diamond Descriptions: Surface set bits are still a favoured alternative for softer formations, or in highly abrasive ground where the balance in an impregnated bit between matrix erosion and diamond wear would be upset by the aggressive rock conditions. The core drill bit with natural-surface set...

Place of Origin:China

Brand Name:SINOCOREDRILL

Model Number:BWL NWL HWL PWL

...diamond surface - set bits differ from impregnated bits in that they only have a single layer of diamonds set onto the working surface of bits according to a pre-determined pattern, Its waterways are usually shallower than an impregnated bit because of the

Brand Name:JOHNSON TOOLS

Model Number:D12

Place of Origin:CHINA

...bit step drill bit for metal Size 9steps: 4-12mm 9Steps:4-20mm 15Steps:4-32mm Conection Triangular Shank Material HSS M35 Finishing Titanium Coated Application Metal, Aluminum, Wood drilling Features 1. Strong Durability: coated by titanium, the bits have strong durability. This step drill set...

Brand Name:JOHNSON TOOLS

Model Number:D12

Place of Origin:CHINA

...Step Core Drill Bits Kit For Metal Drilling Size 5Steps:4-12mm ; 9Steps:4-20mm; 10Steps:3-12mm Conection Hex Shank Quick Release Material HSS 4241 Finishing Titanium Coated Application Metal, Aluminum, Wood drilling Features 1. Strong Durability: coated by titanium, the bits have strong durability. This step drill set...

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...

Brand Name:JOHNSON TOOLS

Model Number:D12

Place of Origin:CHINA

Product Name 6pcs Automatic Center Punch Spiral Titanium Hss Step Drill Bit Set 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:1/4-1-3/8''(1/4,3/8,1/2,5/8,3/4,7/8,1,1-1/8,1-1/4,1-3/8) ...

Brand Name:Johnson Tools

Model Number:/

Place of Origin:China

Brand: Johnson Tools Specifications: 100% Brand new and High quality. Made from high quality HSS steel.New HSS Steel Large Step Cone Drill Titanium Bit Set Hole Cutter. Heat treated and highly polished. With the Titanium coated to reduce friction and heat...

Brand Name:Best

Model Number:AQ,BQ,LTK48,NQ,NQ3,HQ,HQ3,PQ,PQ3 NTW, BTW, HTW

... are continually evolving with advanced designs to address specific drilling challenges and improve performance. Some innovative designs include stepped crown profiles, spiral waterways for efficient cooling and cleaning, optimized matrix compositions, and

Brand Name:SINOCOREDRILL

Model Number:BWL NWL HWL PWL

Place of Origin:China

...Set Drill Bits Descriptions: Surface set bits are still a favoured alternative for softer formations, or in highly abrasive ground where the balance in an impregnated bit between matrix erosion and diamond wear would be upset by the aggressive rock conditions. The core drill bit with natural-surface set...

Brand Name:SINOCOREDRILL

Model Number:BWL NWL HWL PWL

Place of Origin:China

Softer Formation HQ3 Multi Steps Natural Diamond Surface Set Core Bits The SINOCOREDRILL surface set bit offering is created by the world’s best, most experienced team in this specialized field. Designs and diamond setting patterns have evolved through ...

Brand Name:SOLLROC

Model Number:3"-17" drag bits

Place of Origin:China

... when rotated. They are comparatively inexpensive due to the lack of moving parts and theycan penetrate softer formations such as stiff clays and mudstones very quickly.The drag bit usually used in very soft to medium formation when the dth hammer as the