31mm Deephole Drill Bit with Inner Chip Removal of Factory Price

• Customization: Available
• Customized: Customized
• Length: Stub-length
• Model NO.: 31mm
• Material: Solid Carbide
• Usage: Metal Drilling
• BTA: BTA Drill Head
• Inner Hole Diameter: 31mm
• Insert Method: Replaceable
• Color: White or Black
• Transport Package: International Express
• Specification: size
• Origin: Dezhou
• Production Capacity: 10000

Product Description

31mm deephole Drill bit with inner chip removal of factory price
STS BTA Deep Hole Drilling Head -BTA DRILL HEAD

 

Product Description

 

Feature: short lead time, high quality, cutting tool body is Aviation pre hardening material!

Production Characteristics- Single pipe BTA DRILL HEAD

• it's our manufactured S type BTA deep hole drilling head. 
• It adopts high quality alloy steel material,with super coating inserts. 
• carbide guide pads, high efficiency, easy install and low cost
• widely machining for different material 

Detailed Photos

 

DRILL HEAD

Drill bar          

 solid carbide guide pad             



  inserts

Product Parameters

 

Example 25-65mm list

Drilling head diameter	Central inserts	Qty	Intermiddle insets	Qty	Peripheral inserts	Qty	Guide pad	Qty
25~28.7	800-050308M-C-G	1	800-050308M-I-G/L	1	800-060308H-P-G/L	1	800-06A	2
28.71~31.00	800-06T308M-C-G	1	800-050308M-I-G/L	1	800-060308H-P-G/L	1	800-06A	2
31.01~33.30	800-06T308M-C-G	1	800-060308M-I-G/L	1	800-08T308H-P-G/L	1	800-07A	2
33.31~36.20	800-08T308M-C-G	1	800-06T308M-I-G/L	1	800-08T308H-P-G/L	1	800-07A	2
36.21~39.6	800-08T308M-C-G	1	800-08T308M-I-G/L	1	800-08T308H-P-G/L	1	800-07A	2
39.61~43	800-08T308M-C-G	1	800-08T308M-I-G/L	1	800-09T308H-P-G/L	1	800-08A	2
43.01~47.00	800-10T308M-C-G	1	800-08T308M-I-G/L	1	800-09T308H-P-G/L	1	800-08A	2
47.01-51.7	800-10T308M-C-G	1	800-08T308M-I-G/L	1	800-11T308H-P-G/L	1	800-10A	2
51.71-56.2	800-10T308M-C-G	1	800-12T308M-I-G/L	1	800-11T308H-P-G/L	1	800-10A	2
56.21-59	800-10T308M-C-G	1	800-12T308M-I-G/L	1	800-11T308H-P-G/L	1	800-12A	2
60-65	800-12T308M-C-G	1	800-12T308M-I-G/L	1	800-11T308H-P-G/L	1	800-12A	2