7.9mm Diameter Flat Bottom Carbide Drill 8mm Shank 36mm Max Depth for General Use

(Exc. 20% VAT)(£32.40 Inc. VAT)

Model: FBD2S-0807936075
Brand: APT Carbide Drills

Shipped Weight: 68 g

Availability:

Only 9 left in stock - order soon

APT Carbide Drills

Carbide End Mills APT Brand

7.9mm Diameter Flat Bottom Carbide Drill 8mm Shank 36mm Max Depth PVD Coated for General Use.

Ideal for inclined surface, curved entry or exit, counter boring, crossed holes, guide holes and thin plate.

Can be used for reaming.

Performs well on Plain Carbon, Alloy and Tool Steel, Stainless and Cast Iron.

Dimensions for FBD2S-0807936075 (mm)

Diameter (D)	Shank Diameter (d)	Max Depth (L1)	Overall Length (L)
7.9	8	36	75

General cutting parameters for FBD2S-0807936075.

Suface angle 0°-15° RPM = 100% Feed = 100%

Suface angle 16°-29° RPM = 100% Feed = 50%

Suface angle more than 30° RPM = 70% Feed = 30%

Material	Hardness HB	Cutting Speed VC: m/min	RPM	Feed mm/rev	Application Choice
Non Alloyed Steel 0.15% C Annealed	100-150	80	3200	0.08-0.14	Good
Non Alloyed Steel 0.45% C Annealed	175-225	80	3200	0.08-0.14	Good
Non Alloyed Steel 0.45% C Annealed	225-275	70	2800	0.07-0.13	Good
Non Alloyed Steel 0.75% C Annealed	250-300	40	1600	0.07-0.13	OK
Non Alloyed Steel 0.75% C Quenched and Tempered	300	38	1500	0.06-0.12	OK
Low Alloy Steel Annealed	175-225	45	1800	0.07-0.13	Good
Low Alloy Steel Quenched Tempered	300-325	40	1600	0.07-0.13	OK
Low Alloy Steel Quenched Tempered	275-235	38	1500	0.06-0.12	OK
Low Alloy Steel Quenched Tempered	350	25	1000	0.03-0.08	OK
Stainless Ferritic/Martensitic Annealed	200	30	1200	0.03-0.06	OK
Grey Cast Iron Pearlitic/Ferritic	180	70	2800	0.06-0.12	Good
Grey Cast Iron Pearlitic Martensitic	260	60	2400	0.04-0.10	OK
Aluminium Wrought Alloys	60-100	165	6600	0.10-0.16	OK