Jiangsu Profile
Product List
6601. High Speed Steel HSS Cobalt 5% Step Drill Bits 
[Jan 01, 2022]
[Jan 01, 2022] We make CBN fully ground HSS step drill bits. Made from high grades high speed steel, tin coating and tialn coating both avialable. Kinds of sets are available. Tin coating, tialn coating available. Laser ...
6602. CBN Ground HSS Step Drill Bits [Jan 01, 2022]
[Jan 01, 2022] We make CBN fully ground HSS step drill bits. Made from high grades high speed steel, tin coating and tialn coating both avialable. Kinds of sets are available. Tin coating, tialn coating available. Laser ...
6603. Titanium Coating HSS Step Drill Bits [Jan 01, 2022]
[Jan 01, 2022] We make CBN fully ground HSS step drill bits. Made from high grades high speed steel, tin coating and tialn coating both avialable. Kinds of sets are available. Tin coating, tialn coating available. Laser ...
6604. Cobalt 5% M35 HSS Step Drill Bits [Jan 01, 2022]
[Jan 01, 2022] We make CBN fully ground HSS step drill bits. Made from high grades high speed steel, tin coating and tialn coating both avialable. Kinds of sets are available. Tin coating, tialn coating available. Laser ...
6605. Carbide Drill Bits [Jan 01, 2022]
[Jan 01, 2022] Our solid carbide twist drill bits are made from super carbide materia. hardness up to 91 HRA speical size ,helix angle design available. Tialn coating available. STC025-2, SOLID CARBIDE DRILL, ...
6606. Forged Carbon Steel Impregnated Diamond Coring Drill Bit Nq for Coal Mining Drilling Equipment [May 09, 2026]
[May 09, 2026] Product Description Size Bit O.D.Hole Diameter Bit I.D.Core Diameter Reaming Shell O.D. MM MM MM BQ 58.9 36.4 59.95 BQ3 58.9 33.53 59.95 NQ 75.3 47.6 75.7 NQ3/NQTT 75.3 45.1 75.7 HQ 95.6 63.5 96.09 HQ3/HQTT 95.6 61.1 ...
6607. Forged Carbon Steel Impregnated Diamond Coring Drill Bit Pq for Coal Mining Drilling Equipment [May 09, 2026]
[May 09, 2026] Product Description Size Bit O.D.Hole Diameter Bit I.D.Core Diameter Reaming Shell O.D. MM MM MM BQ 58.9 36.4 59.95 BQ3 58.9 33.53 59.95 NQ 75.3 47.6 75.7 NQ3/NQTT 75.3 45.1 75.7 HQ 95.6 63.5 96.09 HQ3/HQTT 95.6 61.1 ...
6608. New Pq Pq3 Impregnated Diamond Bit Rock Bit Core Drill Bits for Mining Iron Drilling Tool Forging ... [May 09, 2026]
[May 09, 2026] Product Description Size Bit O.D.Hole Diameter Bit I.D.Core Diameter Reaming Shell O.D. MM MM MM BQ 58.9 36.4 59.95 BQ3 58.9 33.53 59.95 NQ 75.3 47.6 75.7 NQ3/NQTT 75.3 45.1 75.7 HQ 95.6 63.5 96.09 HQ3/HQTT 95.6 61.1 ...
6609. Impregnated Diamond Coring Drill Bit Bq Nq Hq Pq for Coal Mining Drilling Equipment [May 09, 2026]
[May 09, 2026] Product Description Size Bit O.D.Hole Diameter Bit I.D.Core Diameter Reaming Shell O.D. MM MM MM BQ 58.9 36.4 59.95 BQ3 58.9 33.53 59.95 NQ 75.3 47.6 75.7 NQ3/NQTT 75.3 45.1 75.7 HQ 95.6 63.5 96.09 HQ3/HQTT 95.6 61.1 ...
6610. Forged Carbon Steel Impregnated Diamond Coring Drill Bit Bq for Coal Mining Drilling Equipment [May 09, 2026]
[May 09, 2026] Product Description Size Bit O.D.Hole Diameter Bit I.D.Core Diameter Reaming Shell O.D. MM MM MM BQ 58.9 36.4 59.95 BQ3 58.9 33.53 59.95 NQ 75.3 47.6 75.7 NQ3/NQTT 75.3 45.1 75.7 HQ 95.6 63.5 96.09 HQ3/HQTT 95.6 61.1 ...
6611. Hq Diamond Drilling Core Bits Carbon Steel Diamond Drill Bit Mining Equipment Drill Bits Drilling ... [May 09, 2026]
[May 09, 2026] Product Description Size Bit O.D.Hole Diameter Bit I.D.Core Diameter Reaming Shell O.D. MM MM MM BQ 58.9 36.4 59.95 BQ3 58.9 33.53 59.95 NQ 75.3 47.6 75.7 NQ3/NQTT 75.3 45.1 75.7 HQ 95.6 63.5 96.09 HQ3/HQTT 95.6 61.1 ...
6612. Forged Carbon Steel Impregnated Diamond Coring Drill Bit Bq Nq Hq Pq for Coal Mining Drilling ... [May 09, 2026]
[May 09, 2026] Product Description Size Bit O.D.Hole Diameter Bit I.D.Core Diameter Reaming Shell O.D. MM MM MM BQ 58.9 36.4 59.95 BQ3 58.9 33.53 59.95 NQ 75.3 47.6 75.7 NQ3/NQTT 75.3 45.1 75.7 HQ 95.6 63.5 96.09 HQ3/HQTT 95.6 61.1 ...
6613. Forged Carbon Steel Impregnated Diamond Coring Drill Bit Bq Nq Hq Pq 1 Year Warranty 1.7kg for Coal ... [May 09, 2026]
[May 09, 2026] Product Description Size Bit O.D.Hole Diameter Bit I.D.Core Diameter Reaming Shell O.D. MM MM MM BQ 58.9 36.4 59.95 BQ3 58.9 33.53 59.95 NQ 75.3 47.6 75.7 NQ3/NQTT 75.3 45.1 75.7 HQ 95.6 63.5 96.09 HQ3/HQTT 95.6 61.1 ...
6614. Forged Carbon Steel Impregnated Diamond Coring Drill Bit Bq Nq Hq Pq 1 Year Warranty for Certified ... [May 09, 2026]
[May 09, 2026] Product Description Size Bit O.D.Hole Diameter Bit I.D.Core Diameter Reaming Shell O.D. MM MM MM BQ 58.9 36.4 59.95 BQ3 58.9 33.53 59.95 NQ 75.3 47.6 75.7 NQ3/NQTT 75.3 45.1 75.7 HQ 95.6 63.5 96.09 HQ3/HQTT 95.6 61.1 ...
6615. Professional Diamond Drill Bit for Construction and Rock Mining Good Price Core Bit Drilling ... [May 09, 2026]
[May 09, 2026] Product Description Size Bit O.D.Hole Diameter Bit I.D.Core Diameter Reaming Shell O.D. MM MM MM BQ 58.9 36.4 59.95 BQ3 58.9 33.53 59.95 NQ 75.3 47.6 75.7 NQ3/NQTT 75.3 45.1 75.7 HQ 95.6 63.5 96.09 HQ3/HQTT 95.6 61.1 ...
