Taper 7, 11, 12 Degree 22*108mm Tapered Drill Rods Steel Drilling Bar

• Customization: Available
• Usage: for Hand Held Small Hole Drilling
• Material: Stainless Steel, High Manganese Steel
• Model NO.: Taper 7, 11, 12 degree Hexagonal 22*108mm
• Brand Name: Prodrill
• Model Number: Steel Tapered Rod
• Machine Type: Drilling Tool
• Processing Type: Forging
• Use: Ore Mining, for Small Hole Drilling Tools
• Body Length: 400mm-8000mm
• Shank: 22*108mm, 19*108mm, 25*159mm
• Transport Package: Wood Package
• Specification: CE, SGS
• Trademark: PRODRILL
• Origin: China
• HS Code: 82071990
• Production Capacity: 10000pec/Months
• Package Size: 150.00cm * 20.00cm * 20.00cm
• Package Gross Weight: 10.000kg

Product Description

Product Description

 

Taper 7, 11, 12 Degree 22*108mm Tapered Drill Rods Steel Drilling Bar

Tapered drill rod, another name called taper rod, tapered drill steels, This provides a hexagonal chuck section
to provide leverage for the rotation chuck bushing. It usually has a forged collar to maintain the proper shank
striking face position in the rock drill, and a tapered bit end. Tapered steel lengths-available from 0.6 m to 3.6 m
in length-are measured from the collar to the bit end.
Shank Hexagon: 19 x108 mm, 22x 108mm, 25 x108 mm, 25 mmX159 mm 6, 7, 11, 12 degree taper in most lengths,
taper degree of drill steel is mostly imports for excellent drilling productivity.
For drilling medium-hard to hard and abrasive rock formations, Taper angles of 11 and 12-degrees are normally
used on modern drill rigs, like our model no. PD-Y58 crawler hydraulic rock drill. Also for Y6, Y10, Y24, YT24,
Mobile rock drill pneumatic and hydraulic.

Shank Style	Length		Tapered Angle
	Mm	foot/inch	4 degree 7 degree 11 degree 12 degree
Hex19 × 108mm	400 ~ 4,000	1' 4" ~ 13' 1"
Hex22 × 108mm	400 ~ 9,600	1' 4" ~ 31' 6"
Hex25 × 108mm	600 ~ 6,400	1' 11 5/8" ~ 21'
Hex25 ×159mm	800 ~ 6,400	2' 7" ~ 21'

Rock drilling tools ProDrill provides a variety of integral drill steel and plug hole rods in a full range of lengths and steel hex diameters for all of your hand-held pneumatic drilling needs.